FTIR光谱表征了ZJ煤去灰前后和溶胀处理效果的结构变化；
The FTIR spectrum shows the ZJ coal's structure changes before and after deashing and swelling;
文中对通风降尘的系统设计、常用的冷却去灰设备的选用与使用进行了评价。
Evaluation has been done upon design of ventilation and dust collect system as well as selection and application of such conventional equipment.
公司的主导产品铝合金三价铬钝化剂、高温封闭剂、除渍去灰剂等已达到同行业国际先进水平。
Our new products have already been reached the advanced international level. Products include: trivalent chromate passivation, high temperature sealant, and desmutting agent.
应用推荐