受伤达24小时的关节开放性损伤应进行何种处理()
A.一期清创二期缝合
B.缝合
C.一期清创缝合
D.清创
E.以上均不可
参考答案:C
—Is Mr Li your English teacher?
—_____. [ ]
A. Yes, she is
B. No, she isn't
C. Yes, he is
D. No, he is
混凝土预制桩沉桩时的垂直度偏差,有下列陈述: ①长20m的桩偏差为0.12m; ②长25m的桩偏差为0.25m; ③长30m的桩偏差0.6m。符合要求的有( )项。
A.0
B.1
C.2
D.3