“open-pit quarry”的概念、定义、翻译、参考文献-科学参考

单词	open-pit quarry
释义	open-pit quarry [¦ō·pǝn ¦pit `kwär·ē] ^{MINING ENGINEERING} A quarry in which the opening is the full size of the excavation.
随便看	reverse-current protection reverse-current relay reverse curve reversed reversed air-blast process reversed arc reversed consequent stream reverse deionization reversed image reverse direction sleeve brick sleeve burner sleeve coupling sleeve dipole antenna sleeve joint sleeve valve sleeving sleigh slender-body theory slenderness ratio slewing slewing mechanism slewing motor slew rate slice

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