| 单词 | safety tube | 
| 释义 | > as lemmassafety tube   safety tube  n. a tube designed to provide an outlet or inlet for gases, fluids, etc. ΘΚΠ society > occupation and work > equipment > conveyor > 			[noun]		 > conduit, channel, or tube > pipe > other types of pipe swan-pen1426 service pipe1718 standpipe1728 service1786 jet pipe1795 safety tube1803 gas pipe1807 outlet pipe1837 pipette1839 downpipe1846 nipple1863 downcomer1868 downcome1872 wyea1877 benda1884 Y brancha1884 gas line1887 sparge pipe1910 riser1962 marine riser1972 1803    Repertory of Arts 2nd Ser. 3 409  				The said valve or cock, or safety tube, shall open, and allow a clear passage for the flame or heated air. 1828    J. W. Webster Man. Chem. 		(ed. 2)	 Add. 583  				A tube is to proceed from the balloon to a flask which is to be supplied with a safety tube. 1994    Avian Dis. 38 824/1  				All fluid..was decanted into the 50-ml-capacity round-bottomed safety tubes. 2010    R. D. Woodson Radiant Floor Heating xi. 131  				If a relief valve blows off without a proper safety tube installed, people could be seriously injured from hot water or steam. < as lemmas | 
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