“commercial ore”的概念、定义、翻译、参考文献-科学参考

单词	commercial ore
释义	commercial ore [kǝ`mǝr·shǝl ¦ȯr] ^{MINING ENGINEERING} Mineralized material profitable at prevailing metal prices.
随便看	master multivibrator master oscillator master-oscillator power amplifier master phonograph record master plan position indicator master program file master record master routine master scheduler master/slave manipulator master/slave mode master/slave system master station master stream Master's two-step test master switch master synchronization pulse master synchronizer master system tape current loop current margin current mark current measurement current meter current mirror

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