How can conductor exchange charges with the ground, when conductor is electrical grounding, degreeofcharge exchange is discussed.
带电导体接地后和大地交换电荷的过程；
2
The ability to make others laugh confers a degreeof control which dominant people exploit to show they are in charge, claims Helga Kotthoff of the Frieburg University if Education.
来自弗赖堡大学的海尔格。括夫指出，在教育中运用幽默可以在一定程度上更好地管理可塑性人才。
3
Due to high crystal degree and negative surface chargeof ramie fiber, the dyeing process of ramie is very difficult.