确诊脓肿形成一可靠依据是() ["化脓","透视","触诊","穿刺","超声波检查"]
99Tcm-硫胶体显像可用于() ["肝胶体显像","胃肠道出血显像","脑灌注显像","心肌灌注显像","全身骨显像"]
最易引起阑尾穿孔的是() ["急性单纯性阑尾炎","急性坏疽性阑尾炎","慢性阑尾炎","亚急性阑尾炎","慢性阑尾炎急性发作"]
国际上建造师的执业范围比我国规定的建造师的执业范围()。 ["宽","窄","相同","无法确定"]
在对两个样本率作假设检验时() ["P值越大,两个样本率的差别越大","P值越小,两个样本率的差别越大","P值越大,两个样本率的差别越重要","P值越小,两个样本率的差别越重要","P值的大小与两个样本率的差值大小无关"]
330MW机组锅炉跟随方式是协调控制系统在()或()下的一种辅助运行方式。