青年中文drainage requirement的意思
drainage requirement中文翻譯：
排水要求
requirement───n.要求；必要條件；必需品
drainage───n.排水；排水系統；污水；排水面積
abscess drainage───膿腫引流術
margin requirement───[金融]保證金要求；法定保證金；保證金標準，額定保證金
drainage hole───排水孔；排泄孔；疏水孔
venous drainage───靜脈回流
course requirement───課程要求
progression requirement───進度要求
dietary requirement───日膳食能量需求；日糧需要量
By controlling the range of the dry density, magnitude of cement and water cement ratio of mixture, the requirement of drainage property and structure strength can be fulfilled.───通過控制混合料的干密度、水泥用量和水灰比的取值范圍，可使混合料同時滿足排水性能要求和結構強度要求。
common practices, key factors and relevant requirement for the design of water supply and drainage and fire prevention of 5th and 6th protection class of civil building basement are introduced.───主要介紹設在民用建筑地下室內的五級、六級設防的人員掩蔽防空地下室給水、排水、消防設計的常見作法、設計要點、有關要求。
material requirement, main equipment and work conditions are indicated for brushing of drainage pipeline.───指出涂刷排水管道的材料要求、主要機具及作業條件。