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xanthoconite相关的网络例句

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By the end of 1998, minerals that had been discovered, confirmed and explored included: cyanite, silex ,quartz,xanthoconite, others that need proving up and exploring included: mica, phosphorite, diamond, rutile, crude oil, kalium ore, etc.

至1998年底,发现、探明并已开发利用的矿种有:蓝晶石、硅石、石英砂、黄砂,有待探明和开发利用的矿种有云母、磷矿石、金刚石、金红石、石油、钾矿石等。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。