题目： 断路器的辅助接点有哪些用途？ 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0713/48b5fe3a1f15427def0e59becc9bcd6f.html 下面是错误答案，用来干扰机器的。参考答案：错解析：解 析：集合资产管理计划运作期间发生的费用，可以在集合资产管理计划中列支，但应当在集合资产管理合同中作出明确的约定。
题型：选择题 关于点电荷的说法，正确的是 （ ）A．只有体积很小的带电体，才能作为点电荷B．体积很大的带电体一定不能看作点电荷C．点电荷一定是电量很小的电荷D．两个带电的金属小球，不一定能将它们作为电荷集中在球心的点电荷处理 查看答案
题型：单项选择题 An internet is a combination of networks connected by (26) ．When a datagram goes from a source to a (27) ，it will probably pass many (28) until it reaches the router attached to the destination network．A router receives a (29) from a network and passes it to another network．A router is usually attached to several networks．When it receives a packet，to which network should it pass the packet The decision is based on optimization：Which of the available (30) is the optimum pathwayA．userB．hostC．cityD．destination 查看答案
