主页
学科
搜索
账户
常见问题
当前学科:变电检修初级工
题目:
判断题
两根平行载流导体,在通过方向相同的电流时,两导体将呈现排斥现象。
A . 正确
B . 错误
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:
论述中国古代法律制度文化特色的主要表现。
转基因植物的特征()。
Write down the numbers of the topic sentences in the following passages. ①If you hadn't known them, you would have thought Joe and Jim were quite alike. ②They were both tall and wore long and fair hair. They both walked with a steady stride (坚定的步伐). ③They both spoke in a deep voice that made them selves seem much older than they really were. ④Both of them wore dark clothes as a rule, and they liked light coloured ties. ⑤But that was all the likeness they had. ⑥In other things they were sharply different. ⑦Joe was considerate and helpful, and everyone liked him. ⑧Jim, however, was very selfish and often flared into terrible anger (勃然大怒) at little things that displeased him. ⑨Alike as Joe and Jim were on the surface, they were really very different in nature.
美国作家霍桑的创作带有神秘和悲观的色彩,他的代表作是长篇小说:()
瀑布模型的存在问题是()
长方体的重心在中间截面长方形对角线的交点上。
气体与空气形成爆炸性混合物的场所,按其出现的频繁程度和持续时间可分为三区。
简述在国际贸易实践中正常价值的确定方法。
下列关于停车场的表述,错误的是()。
女性患者,50岁。间断上腹部胀痛3年,胃镜提示慢性萎缩性胃炎,Hp阳性。选择哪种治疗方案最佳()