肥胖者合理的膳食能量供给是()。 ["等于机体实际耗能量","等于正常成人推荐摄入量","小于机体实际耗能量","大于正常成人推荐摄入量","大于机体实际耗能量"]
百分浓度的定义是()。 ["每100份溶液中所含溶质的份数","每100g溶液中所含溶质的克数","每100ml溶液中所含溶质的毫升数","每100ml溶液中所含溶质的克数","溶质的份数与溶液的份数之比"]
对于完全性子宫破裂的临床表现,下列恰当的是() ["子宫出现强直性收缩","出现凝血功能障碍","病理性缩复环上升","产妇突然感到宫缩停止","胎心无变化"]
没有咬合关系的颌位是() ["A.牙尖交错位","B.下颌侧方接触位","C.姿势位","D.肌位","E.下颌后退接触位"]
培养液内一般需要加入的抗生素是()。 ["青霉素","链霉素","庆大霉素","青霉素和链霉素","红霉素"]
当电机带有纯电阻性负载时,电枢电 流与()电势()