冷藏保存尿液的温度一般是()
A.-2~-8℃
B.0~4℃
C.2~8℃
D.4~12℃
E.6~18℃
参考答案:C
She made one or two remarks which suggested that the company _____in financial trouble.
A.is
B.be
C.was
D.should be
围岩的弹性抗力与衬砌上作用的荷载无关。()