英语词汇“gravel pump”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	gravel pump
释义	gravel pump gravel pump [′grav·əl ‚pəmp] (mechanical engineering) A centrifugal pump with renewable impellers and lining, used to pump a mixture of gravel and water.
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