benzol例句
The development of a high effective
benzol - free paint remover was described.
根据“相似相溶原理”选择合适的有机溶剂作为脱漆剂的主要组成.
Annual sales: steel, Crude
Benzol, Coke, tar, ammonium sulfate, and so on.
常年销售: 钢材, 粗苯, 焦碳, 焦油, 硫酸铵等.
The transformation and production rearrangement of the crude
benzol distillation system are described.
介绍了粗苯蒸馏系统的改造和生产调整情况.