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| 31. | rotational irrigation on grouping basis |
| 分组轮灌 |
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| 32. | poured concrete |
| 灌浇混凝土 |
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| 33. | broad irrigation |
| 漫灌|泛灌 |
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| 34. | placing sequence |
| 灌筑次序 |
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| 35. | irrigating needle |
| 冲灌针 |
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| 36. | rotational irrigation system |
| 轮灌系统 |
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| 37. | artificial recharge to groundwater |
| 地下水回灌 |
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| 38. | basin irrigation |
| 池灌;淹灌 |
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| 39. | rotation flow method |
| 轮灌方法 |
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| 40. | pneumatic sacker |
| 气力灌包机 |
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