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| 71. | drainage reserve |
| 渠务保留地 |
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| 72. | drainage mining |
| 坑道采矿法 |
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| 73. | drainage modulus |
| 泄油模数 |
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| 74. | through drainage |
| 贯穿水系 |
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| 75. | Drainage Pavement |
| 排水性铺面 |
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| 76. | drainage plough |
| 开排水沟犁 |
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| 77. | drainage period |
| 排水期 |
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| 78. | methane drainage |
| 排放瓦斯 |
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| 79. | drainage piping |
| 污水疏水管系 |
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| 80. | pumping drainage |
| 抽排 |
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