单词	断时间
释义	断时间 break time
随便看	open chain relay open chains open chain series open-chain two-bar mechanism open chamber open chamber blasting open-chambered gun open chamber needle valve open champion Open Championship open channel diversion open channel drainage open-channel drainage open channel drainage system open channel flow open channel open-channel open channel acoustic flowmeter open-channel constriction open-channel development open-channel flow open channel flow meter open channel flow-meter open channel flow resistance open channel flow turbulence