“beam hanger”的概念、定义、翻译、参考文献-科学参考

单词	beam hanger
释义	beam hanger [`bēm ´haŋ·ǝr] ^{PETROLEUM ENGINEERING} An attachment at the end of a walking beam above a well casing to lift the pump rods or sacked rods.
随便看	idiosyncrasy idiot idiot tape I display idle idle component idle current idler arm idler frequency idler gear idler pulley idler wheel idle-stop solenoid idle time idle trunk lamp idling jet idling system idocrase Idoteidae IDP id reaction idrialite IDU IDUR i-f

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