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| 81. | collar-beam roof |
| 系梁屋顶 |
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| 82. | reinforced t beam |
| 钢筋混凝土形梁 |
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| 83. | straight beam element |
| 直梁单元 |
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| 84. | brake beam hanger |
| 制动梁吊 |
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| 85. | vacuum lifting beam |
| 真空提升梁 |
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| 86. | hatch (end) beam |
| 舱口(端)梁 |
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| 87. | track-carrying beam |
| 抬轨梁 |
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| 88. | hatch beam sling |
| 舱口梁吊索 |
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| 89. | deflection of beam |
| 梁的弯曲 |
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| 90. | fender restraint beam |
| 防撞护梁 |
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