介绍了PVC的热分解机理及热稳定剂的作用机理。

Principles of pyrogenic decomposition of PVC and the principles of heat stabilizer were introduced.

youdao

介绍了PVC的热分解机理及热稳定剂的作用机理。

Principles of pyrogenic decomposition of PVC and the principles of heat stabilizer were introduced.

youdao