英语词汇“portal crane”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	portal crane
释义	Definition of portal crane in English: portal crane noun Engineering A crane mounted on a portal frame, so as to allow the passage of vehicles underneath. Origin Early 20th century. Definition of portal crane in US English: portal crane noun Engineering A crane mounted on a portal frame, so as to allow the passage of vehicles underneath. Origin Early 20th century.
随便看	making allowances for making false statements making good making hay while the sun shines making illegal making known making law making little noise making love making of bids making out making over making passes at making progress making public making ready makings makings makings makings making the best of a bad job making the most of making-up making up making use

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Definition of portal crane in English: