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| 81. | hydraulic prop test rig |
| 液压支柱试验装置 |
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| 82. | To furnish with a brace. |
| 用支柱安装。 |
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| 83. | main shock strut |
| 主减震支柱 |
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| 84. | outdoor post insulator |
| 户外支柱绝缘子 |
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| 85. | nose shock strut |
| 前轮减震支柱 |
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| 86. | hydraulic metal prop |
| 液压金属支柱 |
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| 87. | brake beam king post |
| 制动梁支柱 |
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| 88. | screw jack prop |
| 螺旋千斤顶支柱 |
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| 89. | mainstay of the national economy |
| 国民经济的支柱 |
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| 90. | anchorage support |
| 拉牢支柱 |
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