高钾血症的诊疗()。
A.尿量超过40ml/h后静脉补钾
B.停用一切含钾的药物和溶液
C.促钾转入细胞内
D.透析或应用阳离子交换树脂
E.抗心律失常
参考答案:B, C, D, E
I was late for school this morning, because the bus was too _________ for me to get on.
A.empty
B.fantastic
C.crowded
D.interesting
因为树脂镜片有弹性,在磨树脂镜片尖边角度尺寸时,比磨()的精度更要精确。
A、PC镜片
B、水晶镜片
C、玻璃镜片
D、CR-39镜片