灌溉和排放设备 irrigation and drainage equipment 污水处理设施；污水排放设施 sewage disposal facilities ..
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power-driven irrigation and drainage equipment 排灌动力机械
drainage and irrigation equipment 排灌设备
We acquired125000 h. p. of new pumps and other irrigation and drainage equipment.
我们得到期12。5万马力的新电泵和其他排队灌设备。
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Draining and irrigating machinery refers to various kinds of drainage and irrigation machinery and equipment for agriculture and animal husbandry.
排灌机械是指用于农牧业排水、灌溉的各种机械设备。
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