英语词汇“trolley beam”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	trolley beam
释义	trolley beam trolley beam An exposed steel beam, attached to the underside of the structure above; provides support for and acts as a track for a trolley crane.
随便看	gin-dives g-induced loss of consciousness g-induced loss-of-consciousness ginebra san miguel, inc ginebra san miguel, inc. ginem ginep giner de los ríos, francisco gines ginesh gines perez de hita ginet courtage d'assurances ginetsinskii, aleksandr ginetsinskii, aleksandr grigorevich ginetta owners club ginevra ginf ging ginga ginga densetsu riki ginga densetsu weed gingal gingall gingam gin (game)

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