The great results of boron industry were introduced, problems of borax industry were discussed.
介绍了我国硼工业所取得的成绩，论证了硼砂工业存在的问题。
As one of the gray cast iron, boron gray cast iron is widely used in the department including automobile industry, mechanism industry and construction industry, etc.
硼灰铸铁作为灰铸铁的一种，广泛应用在汽车工业、机械工业、建筑工业等部门。
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