单词	reflux valve
释义	DictionarySeecheck valve reflux valve check valve, back-pressure valve, reflux valve check valve An automatic valve which permits liquid to flow in only one direction. Also see non-return valve.
随便看	onumoz on/under oath on/under pain of something onuphidae on uppers onus onusal onuses onusida onus of good faith onus of proof onus probandi onuv onuveh onuven onv on vacation on-vehicle diagnostics on-vehicle equipment on-vehicle forward looking infrared tester on-vehicle materiel onvf onvg on view onvif

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