double-valve

基本解释

Double valve (built in: used in straight blade to control lift, hold, lower.
双阀（一个内置、一个外置）：用于角铲、松土器。
Objective:To retrospect the technology of cardiopulmonary bypass(CPB) of 58 double valve replacement procedures.
目的:回顾58例双瓣替换术体外循环管理状况,总结双瓣替换术中灌注技术。
This trap adopts parallel double valve seats, Thus the capacity of water discharge is enlarged.It can satisfythe working condition of discharge frozen water in large quantity.
该阀采用平行双阀府,因而增大了排水能力,能满足大量排除凝结水的工况。
This cohort included 517 cases of mitrai valve replacements (MVR), 88 cases of aortic valve replacements (AVR), and 195 double valve replacements (DVR).
本组二尖瓣置换术(MVR)517例,主动脉瓣置换术(AVR)88例,双瓣膜置换术(DVR)195例。
Closestool cistern had better choose double valve: Current and homebred closestool, cistern capacity basically is in order to install 6 to 8 premium give priority to.
马桶水箱最好选双阀门的：目前国产的马桶，水箱容量基本上都是以装6至8升水的为主。