As the pump flow passage components selected stainless steel, engineering plastic to manufacture, so as to achieve the purpose of corrosion resistance.
因为泵的过流部件选用了不锈钢、工程塑料来制造，从而达到耐腐蚀之目的。
As the pump flow passage components selected stainless steel, engineering plastic to manufacture, so as to achieve the purpose of corrosion resistance.
因为泵的过流部件选用了不锈钢、工程塑料来制造，从而达到耐腐蚀之目的。
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