英语词汇“steel jack”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	steel jack
释义	steel jack steel jack [′stēl ′jak] (mining engineering) A screw jack suitable in mechanical mining; used for legs or upright timbers. (mineralogy) sphalerite
随便看	rf pits rfpk rfpl rfpm rfp-ndv rfpp rfpq rfpr rf preheating rfps rfpso rfp support office rf-pwm rfq rfqc rfqd rfqea rfqf rfqm rfq/p rfqr rfqva rfqy rfr rfra

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