·2,447,543篇论文数据，部分数据来源于NoteExpress
Compared with the traditional air purification filter core, the utility model has the advantages of appropriate wind-resistance coefficient, stable efficiency, light weight, low cost, and so on.
与传统的空气净化滤芯相比，本实用新型提供的滤芯具有合适的风阻系数及稳定的效能且质量小、成本低等优点。
youdao
应用推荐
模块上移
模块下移
不移动