硅石的化学加工是硅矿开发的一条重要途径。
It is an important path of the silicon mineral development that the chemistry processing of silica.
经试验生产，取得良好效果，不但可以迅速提高炉温，而且提高了硅石的利用率，进一步提高了生产中主元素的回收率。
The result is good after experimental production. It's not only to elevate the temperature of furnace but also to enhance the use ratio of silica, the production recovery was improved.
这些大的刺毛是中空的管子，硅石构成其壁，使其扎入玻璃针孔中。
The large stinging hairs are hollow tubes with walls of silica making them into tiny glass needles.
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