A strainer is recommended to be installed ahead of the backflow preventer to prevent the fouling of the check assembly and resulting spillage from the valve during repressurization.
建议在防回
阀前安装一个过滤器，防
由于回阀总成受到污染而导致这种阀门在再增压期间产生泄漏
。
backflow
/'bæk,fləu/ /ˈbækˌflo/
n. 逆
,
来源
,来源backflow preventer 回防器；防回设施
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相似单词
backfit, back-flap, backflash, backflip, backflooding, backflow, backflush, back-fold, back-folding, backform,