Preface |
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xi | |
Acknowledgements |
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xiii | |
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Introduction to hovercraft |
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1 | (47) |
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1 | (8) |
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ACV and SES development in the former UK |
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9 | (13) |
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ACV and SES development in the former USSR |
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22 | (3) |
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US hovercraft development |
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25 | (7) |
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ACV and SES development in China |
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32 | (7) |
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SES and ACV developments in the 1990s |
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39 | (2) |
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41 | (4) |
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45 | (1) |
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46 | (2) |
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48 | (36) |
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48 | (2) |
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Early air cushion theory developments |
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50 | (5) |
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Practical formulae for predicting air cushion performance |
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55 | (11) |
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Static air chusion characteristics on a water surface |
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66 | (5) |
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Flow rate coefficient method |
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71 | (2) |
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The `Wave pumping' concept |
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73 | (3) |
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Calculation of cushion stability derivatives and damping coefficients |
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76 | (8) |
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84 | (52) |
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84 | (1) |
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Classification of drag components |
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84 | (2) |
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Air cushion wave-making drag (Rw) |
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86 | (10) |
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96 | (1) |
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Aerodynamic momentum drag |
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96 | (1) |
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Differential air momentum drag from leakage under bow/stern seals |
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97 | (1) |
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98 | (6) |
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Sidewall water friction drag |
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104 | (7) |
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Sidewall wave-making drag |
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111 | (4) |
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Hydrodynamic momentum drag due to engine cooling water |
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115 | (1) |
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Underwater appendage drag |
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115 | (2) |
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Total ACV and SES drag over water |
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117 | (4) |
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ACV skirt/terrain interaction drag |
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121 | (3) |
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Problems concerning ACV/SES take-off |
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124 | (6) |
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Effect of various factors on drag |
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130 | (6) |
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136 | (51) |
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136 | (1) |
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Static transverse stability of SES on cushion |
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137 | (15) |
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SES transverse dynamic stability |
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152 | (11) |
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Calculation of ACV transverse stability |
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163 | (5) |
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Factors affecting ACV transverse stability |
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168 | (5) |
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Dynamic stability, plough-in and overturning of hovercraft |
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173 | (12) |
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185 | (2) |
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Trim and water surface deformation under the cushion |
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187 | (18) |
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187 | (3) |
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Water surface deformation in/beyond ACV air cushion over calm water |
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190 | (7) |
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Water surface deformation in/beyond SES air cushion on calm water |
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197 | (3) |
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Dynamic trim of ACV/SES on cushion over calm water |
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200 | (5) |
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205 | (27) |
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Key ACT and SES manoeuvrability factors |
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205 | (2) |
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Introduction to ACV control surfaces |
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207 | (10) |
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Differential equations of motion for ACV manoeuvrability |
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217 | (7) |
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224 | (3) |
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227 | (5) |
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Design and analysis of ACV and SES skirts |
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232 | (41) |
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232 | (3) |
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Development and state of the art skirt configuration |
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235 | (15) |
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Static geometry and analysis of forces acting on skirts |
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250 | (8) |
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Geometry and analysis of forces in double or triple bag stern skirts |
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258 | (2) |
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Geometry and forces for other ACV skirts |
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260 | (1) |
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Analysis of forces causing the tuck-under of skirts |
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261 | (6) |
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267 | (3) |
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270 | (1) |
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271 | (2) |
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273 | (69) |
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273 | (6) |
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Transverse motions of SES in beam seas (coupled roll and heave) |
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279 | (15) |
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Longitudinal SES motions in waves |
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294 | (14) |
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Longitudinal motions of an ACV in regular waves |
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308 | (14) |
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Motion of ACV and SES in short-crested waves |
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322 | (2) |
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Plough-in of SES in following waves |
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324 | (4) |
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Factors affecting the seaworthiness of ACV/SES |
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328 | (14) |
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Model experiments and scaling laws |
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342 | (11) |
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342 | (1) |
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Scaling criteria for hovercraft models during static hovering tests |
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343 | (5) |
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Scaling criteria for tests of hovercraft over water |
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348 | (4) |
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Summary scaling criteria for hovercraft research, design and tests |
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352 | (1) |
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Design methodology and performance estimation |
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353 | (24) |
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353 | (2) |
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Stability requirements and standards |
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355 | (8) |
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Requirements for damaged stability |
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363 | (1) |
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Requirements for seaworthiness |
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364 | (1) |
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Requirements for habitability |
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365 | (9) |
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Requirements for manoeuvrability |
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374 | (2) |
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Obstacle clearance capability |
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376 | (1) |
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Determination of principal dimensions of ACV/SES |
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377 | (28) |
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377 | (1) |
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378 | (1) |
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379 | (5) |
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First approximation of ACV displacement (all-up weight), and estimation of weight in various groups |
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384 | (13) |
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Parameter checks for ACV/SES during design |
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397 | (2) |
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Determination of hovercraft principal dimensions |
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399 | (6) |
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405 | (28) |
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405 | (2) |
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Determination of air flow rate, pressure and lift system power |
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407 | (6) |
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Design of fan air inlet/outlet systems |
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413 | (7) |
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Lift fan selection and design |
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420 | (13) |
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433 | (25) |
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433 | (1) |
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433 | (2) |
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435 | (2) |
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437 | (4) |
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441 | (1) |
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Selection of skirt material |
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442 | (5) |
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Selection of skirt joints |
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447 | (2) |
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Assembly and manufacturing technology for skirts |
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449 | (2) |
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Skirt configuration design |
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451 | (7) |
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458 | (29) |
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ACV and SES structural design features |
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458 | (3) |
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External forces on hull-introduction to the strength calculation of craft |
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461 | (4) |
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Brief introduction to the structural calculation used in MARIC |
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465 | (2) |
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Calculation methods for strength in the former Soviet Union |
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467 | (6) |
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473 | (1) |
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Considerations for thickness of plates in hull structural design |
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474 | (2) |
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476 | (11) |
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487 | (90) |
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487 | (20) |
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507 | (8) |
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Ducted propellers and fans |
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515 | (5) |
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520 | (16) |
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536 | (28) |
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564 | (10) |
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Surface contact propulsion |
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574 | (3) |
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577 | (35) |
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577 | (8) |
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585 | (3) |
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588 | (8) |
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596 | (8) |
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General design requirements |
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604 | (2) |
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606 | (1) |
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607 | (1) |
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Operation and maintenance |
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607 | (5) |
References |
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612 | (6) |
Index |
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618 | |