Cofiltration
余滤子
🗣️ 情景例句
I need to meet with my marketing department,
我需要跟我的行销部门商量一下
No,he doesn't have one.
不，他没有。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。