搜题请搜索小程序“爱下问搜题”
问题 单项选择题

自耦变压器与普通变压器不同之处陈述错的是（）

A、有电的联系

B、体积小，重量轻，便于运输

C、电源通过变压器的容量是由两个部分组成：即一次绕组与公用绕组之间电磁感应功率，和一次绕组直接传导的传导功率

D、仅是磁的联系

答案

参考答案：D

判断题

不可冒用他人通行证进入控制区。
查看答案
单项选择题

Sometimes we have specific problems with our mother; sometimes, life with her can just be hard work. If there are difficulties in your (1) , it’s best to deal with them, (2) remember that any (3) should be done (4) person or by letter. The telephone is not a good (5) because it is too easy (6) either side to (7) the conversation.

Explain to her (8) you find difficult in your relationship and then (9) some new arrangements that you think would establish a (10) balance between you. Sometimes we hold (11) from establishing such boundaries because we are afraid that doing (12) implies we are (13) her. We need to remember that being (14) from our mother does not (15) mean that we no longer love her. If the conflict is (16) and you cannot find a way to (17) it, you might decide to give up your relationship with your mother for a while. Some of my patients had (18) "trial separations". The (19) allowed things to simmer down, enabling (20) .

（20）（）

A.reconciliation

B.rebellion

C.recreation

D.rehearse
查看答案