英语词汇“ball check valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ball check valve
释义	ball check valve ball check valve [′bȯl ′chek ‚valv] (engineering) A valve having a ball held by a spring against a seat; used to permit flow in one direction only.
随便看	survivable low frequency communications system survivable media gateway survivable mission control station survivable mobile command center survivable network technology survivable nuclear force survivable radio network survivable relay ground stations survivable remote expansion port network survivable remote site telephony survivable satellite communication system survivable virtual topology routing survivable wdm mesh network survival survival analysis survival and resilience survival armor recovery vest, insert, and packets survival bag survival bias survival bobbing survival course survival craft survival curve survival curves survival day

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