代谢性酸中毒时出现的深大而规则的呼吸成为( )
A.Biot呼吸
B.Cheyne-Stokes呼吸
C.Kussmaul呼吸
D.叹息样呼吸
E.抽泣样呼吸
参考答案:C
With all my attention _____ my homework, I didn't even notice my father standing by me.
A.to fix on
B.fixed on
C.fixing on
D.to be fixed on
若锅炉水碱度太高对锅炉的主要危害是会产生()。
A.水垢
B.腐蚀
C.苛性脆化
D.汽水共腾