·2,447,543篇论文数据，部分数据来源于NoteExpress
It is explained that filter materials for bag-type dust extractor will have expansive market foreground with the continually improvement to environment requirement.
说明了随着对环境要求的不断提高，袋式除尘滤料将有着广阔的市场前景。
youdao
应用推荐
模块上移
模块下移
不移动