toxemic

Toxemic the main causes of quality issues: PS version after electrolysis, although there are no qualitative change occurs, but its surface-a new version of PS-to rough, thickness and weight.

引起该量量题次要来因：PS版经功电解后，虽然操纵爆发量改变，但其暗地砂澄辉较陈PS版砂要粗，厚度、不沉量也裁减了许众。