主页
学科
搜索
账户
常见问题
当前学科:电气安全
题目:
未知类型
具有恒流源的差放电路如下图所示,电路中的二极管和三极管均为硅管,试求三极管的静态工作点和双端输出的差模电压放大倍数。
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
商业银行在对集团客户授信时,要求集团客户及时报告受信人净资产10%以上关联交易的情况中不需包括定价政策。()
六架梁
桩的分类,按成桩方法分类:()。
防止螺丝自动旋松的主要办法是加大螺丝的摩擦()。
消化性溃疡的病因与下列哪些因素有关()
在《建筑工程施工合同文本》条件下,发生不可抗力事件时,承包人机械设备损坏的损失,由()承担。
诊断慢性脓耳最主要的临床表现为()。
Write down the numbers of the topic sentences in the following passages.①The bright child is patient. ②He can tolerate uncertainty and failure, and will keep trying until he gets an answer. ③When all his experiments fail, he can even admit to himself and others that for the time being he is not going to get an answer. ④This may annoy him, but he can wait. ⑤Very often, he does not want to be told how to do the problem or solve the puzzle he has struggled with, because he does not want to be cheated out of the chance to figure it out for himself in the future. ⑥Not so the dull child. ⑦He cannot stand uncertainty or failure. ⑧To him, an unanswered question is not a challenge or an opportunity, but a threat. ⑨If he can’t find the answer quickly, it must be given to him, and quickly; and he must have answers for everything.
关于葡萄状肉瘤的表述,下列哪些项是正确的()
必须使用专用设施(如独立的空气净化系统)和设备,并与其他药品生产区严格分开的是()