包装材料。波纹纸板。第2部分：耐潮湿。要求。检验。

Packaging material - Corrugated board - Part 2: Wet strength, requirements, testing.

youdao

包装材料。波纹纸板。第2部分：耐潮湿。要求。检验。

Packaging material - Corrugated board - Part 2: Wet strength, requirements, testing.

youdao