“coal sizes”的概念、定义、翻译、参考文献-科学参考

单词	coal sizes
释义	coal sizes [`kōl ´sī·zǝz] ^{MINING ENGINEERING} The sizes by which anthracite coal is marketed.
随便看	skip chain skip-dent skip distance skip effect skip fading skip flag skip hoist skipjack skip keying skip logging skip mark skip-searched chain skip shaft skip trajectory skip vehicle skip zone skiron skirt skirting skirting block skirting plate pulsation dampening pulsation welding pulse pulse altimeter

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