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| 71. | rack and pinion hoist |
| 齿条齿轮吊车 |
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| 72. | suspended ceiling |
| 吊车|吊顶 |
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| 73. | Pick up the pod assemblies with the BOP crane and fix them to the LMRP. |
| 用防喷器吊车提出起接头盒总成并固定在隔水管下部插入总成上。 |
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| 74. | hoisting-rope equalizer |
| 吊车钢索平衡器 |
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| 75. | ore handling bridge |
| 高脚吊车 |
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| 76. | travelling gantry |
| 移动式龙门吊车 |
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| 77. | mobile dragline |
| 吊车卡车玩具 |
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| 78. | hoist back-out switch |
| 吊车退回开关 |
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| 79. | a clamshell car |
| 自卸吊车 |
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| 80. | difficulty in every building for heavy industry is the arrangement of the supports for an overhead crane |
| 重工业的所有厂房均存在一个困难问题，即如何布置桥式吊车的支承结构。 |
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