存水弯

简述了建筑安装工程中室内排水管道堵塞的原因，介绍了乙字管、存水弯水封、卫生器具的就位等关键环节的技术措施，以搞好管道安装，满足用户的使用要求。

The reasons caused the blocking of discharge pipe in indoor installation works are briefly introduced . Technical measures about the installation of sigmoid pipe , trap water seals , sanitary apparatus and other parts are introduced in order to instruct the installation of pipes and meet requirements of users .

卫生器具存水弯水封被破坏的治理

The Measure to Solving the Damaged Water Seal of Sanitary Equipments ' Water Storing Elbows

事实上，除了应用s形下水管存水弯存储臭气，抽水马桶自约翰·哈灵顿爵士为女王伊丽莎白一世在里士满宫安装了抽水马桶起几乎未发生改变。

In fact , with the exception of S-traps to contain odours , flush toilets have changed little since Sir John Harington installed one in Richmond Palace for Queen Elizabeth I.

借鉴虹吸旋涡现象结束后存水弯中残余污物相的百分比反映坐便器的输运性能，建立了虹吸式坐便器的冲洗性能的数值评价方法。

And by the percentage of residual sewage after the siphon vortex phenomenon to reflect the transportation capability . The numerical evaluation method of siphon pan flushing performance have been established .