皮皮学，免费搜题
登录
搜题
【判断题】
整理运动是指在激烈运动后以较低强度的方式继续活动一段时间。其作用是使积聚在肢体的血液加快回流到心脏，以免大脑因缺血而导致头昏、晕厥。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】晶体三极管三个电极的电流 I E 、 I B 、 I C 的关系为: 。
A.
I E = I B = I C
B.
I C = I E + I B
C.
I E = I C + I B
D.
I B = I E + I C
【简答题】为提高铁心导磁能力,增大变压器容量,减少体积、提高效率,变压器的铁心常用 叠 装而成,因线圈位置不同可分为 和 。
【简答题】Tom had his pocket (pick) ______because of his carelessness.
【简答题】Tom walked into a shop . It had a sign outside : 'Second-hand (旧的) clothes bought and sold . 'He was carrying an old pair of trousers and asked the owner of the shop, 'How much will you give me for th...
【简答题】晶体三极管三个极电流之间的关系式为 I E = 。
【简答题】Tom walked into a shop . It bad a sign outside : "Second-hand ( 旧的) clothes bought and sold . "He was carrying an old pair of trousers and asked the owner of the shop, "How much will you give me for t...
相关题目：