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专用污水处理系统 | |
tech. | individual sewage disposal system |
条例 | |
gen. | ordinance |
econ. int. law. | enactment |
fin. | clause |
hydroel.st. | regulation; act |
interntl.trade. | articles; provisions; regulations |
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individual sewage disposal system |
专用污水处理系统 : 1 phrase in 1 subject |
Earth sciences | 1 |