Therefore in the refrigerant liquid pipe must be installed before the filter drier.
因此在冷媒供液管前必须装设干燥过滤器。
The improvement of producing techniques of zinc drier can reduce the amount of liquid waste and less pollute the water.
锌催干剂通过改进生产工艺，废水的排放量少，水质基本无污染。
The improvement of producing techniques of zinc drier can reduce the amount of liquid waste and less pollute the water.
锌催干剂通过改进生产工艺，废水的排放量少，水质基本无污染。
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