【判断题】因为低压断路器已经具有多种保护功能,所以在控制电路中可以只采用断路器来对电路或电气设备进行保护。
【单选题】女性,48岁,发现右侧乳房内无痛性肿块3个月。体检:右侧乳房外上象限可扪及一直径约为4cm的肿块,表面不甚光滑,边界不清,质地硬;局部乳房皮肤凹陷呈“酒窝征”;同侧腋窝可扪及2个肿大的淋巴结,可被推动。经活组织病理学检查证实为乳癌,拟行乳癌改良根治术。乳房癌改良根治术的主要特点是:
【简答题】People in different countries have different hobbies around the world. For example, in America, people's favorite hobby is watching TV in their spare time. It is the main entertainment for Americans t...
【简答题】People in different countries have different hobbies around the world. For example, in America people’s favourite hobby is watching TV in their free time. It is the main thing for Americans to watch T...
【单选题】劳动法律关系的( )是指依据劳动法律的规定,享有权利、承担义务的劳动法律关系的参与者,即雇主与雇员。
【单选题】法律关系是指法律在调整人们行为过程中所形成的一种特殊的社会关系,即法律上的权利义务关系。它由法律关系主体、法律关系内容和法律关系客体三要素构成。()