粘土胶体的电动ξ电位受哪些因素影响？
参考答案：
胶体的聚络稳定性与双电层厚度，电动电位大小有密封关系，双电层愈厚ξ愈大，胶体愈稳定。
— Are you going to Tibet for vacation?
— Yes. I want you to _____ me with some information about it. [ ]
A. offer
B. give
C. show
D. provide
在电力设备上工作，保证安全的组织措施有哪些？
