实验针对常州某印染厂棉纺织印染前处理车间废水水质特性，选取钢铁厂废酸作为混凝剂对棉纺织印染前处理废水进行了混凝试验研究。
According to the character of the cotton dyeing pretreatment wastewater from a dyeing pretreatment plant, the waste acid from steel plant were chosen to do the coagulation-sedimentation experiment.
本工程不包括流态、前处理、车间空调等冷库以外的所有制冷连接管道及保温。
This project exclude all pipes connecting with refrigeration and thermal insulation, which are beyond, in cold storage, fluidized freezer, pre-treatment, workshop air-conditioner etc.
车身电泳车间分为前处理、磷化、电泳、后处理4大步骤、16个工序。
Body shop is divided into pre-treatment electrophoresis, phosphating, electrophoresis, 4 major post-processing steps, 16 processes.
车身电泳车间分为前处理、磷化、电泳、后处理4大步骤、16个工序。
Body shop is divided into pre-treatment electrophoresis, phosphating, electrophoresis, 4 major post-processing steps, 16 processes.
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