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| 61. | digging efficiency |
| 挖掘效率 |
|
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| 62. | evacuation works |
| 挖掘工程 |
|
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| 63. | excavating area |
| 挖掘区 |
|
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| | |
| 64. | selective excavation |
| 选择挖掘 |
|
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| 65. | excavating plough |
| 挖掘犁 |
|
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| 66. | excavation deformation |
| 挖掘错动 |
|
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| 67. | excavator factor |
| 挖掘系数 |
|
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| 68. | to dig new channels |
| 挖掘新道 |
|
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| 69. | excavating equipment |
| 挖掘设备 |
|
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| | |
| 70. | To dig a sap. |
| 挖掘坑道 |
|
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