处理高钾血症出现的心律失常首先应()
A.阻止钾的摄入
B.5%的碳酸氢钠静推
C.25%的葡萄糖加胰岛素静推
D.静推利多卡因
E.10%葡萄糖酸钙静推
参考答案:A
One of my friends asked me to help him with his lessons this weekend, and thus __ my plan.
A.ruined
B.ruining
C.to ruin
D.ruins
技术创新包含哪些方面?()
A.要素创新
B.制度改革
C.要素组合方法的创新
D.产品创新