drainage works
英
美
- 排水工程
双语例句
- 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。 - Architecture electrotechnician is a basic important technical technical course for the undergraduates majoring in water supply and drainage system.
建筑电工是给水排水工程专业的一门实践性较强的专业基础课。
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