单词：drainage engineering
drainage engineering的用法和样例：
例句
- Watersupply and drainage engineering is sorted out engineering discipline, and it is a field of intercross multi-discipline.摘要给水排水工程为工程学科门类，是多学科互相交叉形成的一门学科。
- Preliminary approach to environmental risk assessment of drainage projects during ollfield exploitation in Dnqing.大庆地区油田开发排水工程环境风险评价初探。
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