具有反虹吸功能,可用于饮用水软管连接到软管螺纹水龙头的场合.Provides back siphonage protection for portable hoses connected to hose thread faucets.系列757, 757N可以安装在持续压力应用中,并且可能与反压力和反虹吸相关.Series 757, 757 N be installed under continuous pressure and be ...
Objectives To investigate how to prevent the dysuria after suprapubic prostatectomy.目的研究如何预防耻骨上前列腺摘除术后排尿困难的发生.Interrupt urination, urination pain and significant dysuria.排尿中断和排尿疼痛,明显排尿困难.Methods Clinical data of postoper...
The ruler cracked and splintered into pieces.尺子裂开了，碎成了小片。This is a ruler graduated in both inches and centimetres.这是一把刻有英寸和厘米的尺子.Align the ruler and the middle of the paper.使尺子与纸张的中部成一条直线....
Being tall can make you feel incredibly self-confident.个子高会使你感觉极其自信。Stubborn, self - confident Guo Zhenshan has never gone crawling to anyone.坚强 、 自信 、有气魄的郭振山,实在说,永远也不会向人低三下四啊!Self - confident , ambitious and positive, P...