By use of copper ash as raw material, a new method for direct production of cuprous chloride is introduced. The process conditions affecting on recovery of cuprous chloride are discussed.
介绍了以铜灰为原料直接生产氯化亚铜的方法，讨论了工艺条件对产品收率的影响。
Though China is the largest production and export country of textiles and garment, the entry method to international market is relatively simplistic, with direct export and OEM as the main ways.
中国作为全球最大的纺织品和服装生产国和出口国，进入国际市场的方式相对单一，主要以直接出口和OEM方式。
The production technologies of phenol are briefly introduced, i. e. method based on cumin, toluene-benzoic acid based method, and direct oxidation of benzene.
简要介绍了苯酚的几种生产工艺，异丙苯法、甲苯-苯甲酸法和苯直接氧化法。
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