单选题
1分
The rising velocity of the globules carries them upwards where they become trapped by the under surf...
The rising velocity of the globules carries them upwards where they become trapped by the under surfaces of plates and _____ until the enlarged globules have sufficient rising velocity to travel along the plate surface and break away at the periphery.
参考答案: B
参考解析: 油滴的上升速度使其上浮,油滴聚集在捕集板底面并发生聚合,直到油滴变大,有足够的上升速度沿捕集板表面移动,并从边缘离开。