Setting time of gypsum plaster is very short, usually only 6 ~ 30 min, and operation time is only 5-10 min, which cannot satisfy the practical plastering and construction of gypsum-based material.
半水石膏凝结硬化很快，其初终凝时间为6 ~ 30分钟，可操作时间只有5 ~ 10分钟，往往不能满足石膏基材料的成型与施工的需要。
The process, test and operation of nitrobenzene production wastewater treatment by Fe-charcoal min-electrolysis and PACT technology is addressed, when the input wastewater COD is 4.
介绍了铁炭微电解-PACT法处理间二硝基苯生产废水的工艺流程、调试、运行情况，在进水COD为4。
Alternatively min. 3 years solid experience in distribution channel sales operation and management;
在零售行业至少工作3年、拥有处理客户货物的一线经验者优先。
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