导致高钠血症的原因不包括() ["库欣综合征","不显性失水","渗透性利尿","ADH分泌失当综合征","原发性醛固酮增多症"]
下列设备中属于传热设备的是() ["水泵","压缩机","换热器","加热炉"]
工业生产中的热交换过程包括() ["通过管壁的热传导和管壁两侧的对流传热","通过管壁的辐射传热和管壁两侧的对流传热","通过管壁的辐射传热和管壁两侧的热传导","通过管壁的热传导和管壁两侧的辐射传热"]
传热方程Q=KA△tm中,△tm表示() ["传热量","传热系数","总传热面积","平均温度差"]
肺类风湿性病区别于特发性肺间质纤维化的肺部CT征象为(). ["广泛性肺纤维化","肺气肿","空洞性结节","单侧出现的少量或中量胸腔积液","支气管扩张"]
简述工作面煤壁片帮事故的预防处理措施。