表列函数;
research on the experimental method of sampling system performance in the large flow-rate iron ore handling system
大流量铁矿装卸系统中取制样系统性能试验方法研究
The composition and mathematical model of dynamic weighing system of ore handling cableway are described.
介绍了运矿索道动态称重系统的组成和数学模型.
the practice of ore handling by blast force in shizishan copper mine
爆力运搬采矿在狮子山铜矿的实践
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