This paper gives a review of the various methods of treating refractory gold ores reported in various literatures.
本文综述和评论了近年来文献中所报导的难浸金矿石的处理方法。
With more and more research on creep phenomenon, it is demonstrated that room temperature creep widely exists and can do various extent damage to members in many literatures.
随着人们对蠕变现象研究的深入，大量研究文献表明，常温下的蠕变现象广泛存在而且可以对构件造成不同程度的危害。
Various models for plane coordinates conversion are deduced starting from their geometrical significance in large number of literatures.
大量文献从几何意义上出发，推导了各种平面坐标的转换模型。
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