应用GB260测定样品的水分,冷凝管下端的斜口切面与接受器的支管管口()。 ["相对","相一致","成固定角","没有关系"]
变异系数表示() ["变异数","对称分布","集中趋势","相对变异","平均水平"]
称"阳中之阳"的脏是() ["心","肺","脾","肝","肾"]
跖反射的反射中枢位于() ["腰髓1~2节","腰髓2~4节","骶髓1~2节","骶髓2~4节","骶髓2~3节"]
鉴别心绞痛与急性心肌梗塞的主要依据是() ["胸痛部位及持续时间","心电图及血清酶学改变","心律失常","血压改变","硝酸甘油无效"]
巩膜厚度各处不同,最薄的是()处,最厚的是()处。