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91. | depth of vertically digging |
| 垂直挖掘深度 |
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92. | A barge or boat equipped with a dredge. |
| 挖泥船装有挖掘机的船 |
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93. | Excavate an archaeological site. |
| 挖掘考古现场 |
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94. | optimum height of cut |
| 最佳挖掘高度 |
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95. | belled excavation |
| 钟形挖掘 |
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96. | bench excavation |
| 台阶式挖掘 |
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97. | complete set of hydraulic excavator |
| 水力挖掘机组 |
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98. | dig with a pick |
| 用镐挖掘 |
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99. | braced excavation |
| 支撑式挖掘 |
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100. | quarried products |
| 冰川挖掘产物 |
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