“mean grade of ore district”的概念、定义、翻译、参考文献-科学参考

单词	mean grade of ore district
释义	mean grade of ore district Encyclopedia 理学固体矿产工业指标释 mean grade of ore district矿床（区）平均品位整个矿区固定的矿体中有用元素或有用矿物含量的平均含量。
随便看	vibrating ore drawdrawing vibrating-reed electrometer vibrating sample magnetometer vibrating sample magnetometer, VSM vibrating silica fibre vibrating silicon crystalsensor vibrating silicon crystal transducer vibrating string accelerometer vibrating string equation vibrating string gravimeter vibrating viscometer gauge vibrating wire sensor vibrating wire transducer vibration vibration absorber vibration absorption vibrational vibrational band vibrational characteristic temperature vibrational constant vibrational degree of freedom vibrational discharge vibrational eigenfunction vibrational energy vibrational energy level

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