心肌梗死时,升高持续时间最长的酶是()
A.CK-MB
B.Mb
C.LD1
D.心肌钙蛋白I
E.心肌钙蛋白T
参考答案:E
When a friend of mine comes _____ difficulties, I will give him or her my hand the first time.
A.to
B.through
C.with
D.across
导叶式混流泵用字母()表示。
A、HB
B、HD
C、QJ
D、JD