本课题来源于大庆石化我国首套腈纶试验装置的工程项目。

The task comes from the first project of acrylic fiber-product testing line in Petro-China.

youdao

本课题来源于大庆石化我国首套腈纶试验装置的工程项目。

The task comes from the first project of acrylic fiber-product testing line in Petro-China.

youdao