国产日韩欧美视频在线|亚洲精品中文无线乱码|中文精品欧美无线码一区|97热久久免费频精品99|亚洲精品欧美精品中文字幕|99久久亚洲综合香蕉网站|国产亚洲AV片在线观看播放|无码国产69精品久久久久孕妇

The probability sieve can obtain the smaller classification size by using the larger mesh size.

Advantages:

• The mesh is not easy to block, and can handle wet materials;

• The diameter of the screen wire is larger and the wear resistance is better;

• The screen production per unit area is large.