“Joy miner”的概念、定义、翻译、参考文献-科学参考

单词	Joy miner
释义	Joy miner [`jȯi `mīn·ǝr] ^{MINING ENGINEERING} A continuous miner weighing about 15 tons (13,600 kilograms) and made up of a turntable, a ripper bar, and a discharge boom conveyor; used mainly in coal headings and in extraction of coal pillars.
随便看	identity element identity function identity gate identity matrix identity operator identity unit ideogenous ideokinetic apraxia ideomotor ideomotor apraxia ideotype ID grinding idioblast idiochromatic idiochromatin idiocy idioglossia idiogram idiomorphic idiomuscular idiopathic arthritis idiopathic colitis idiopathic eunuchoidism idiopathic familial jaundice idiopathic hypercholesterolemia

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