沥青混合料稳定度的试验温度是( )。
A.50℃
B.60℃
C.65℃
D.80℃
参考答案:B
女,47岁,因子宫肌瘤、 * * 出血先后在某医院输注ABO同型全血两次,共800ml。两次输血后均出现全身荨麻疹,且有广泛性皮肤瘙痒。此次入院准备做子宫切除需要输血,最好选择T列何种血制品()
A.保存全血
B.红细胞悬液(添加红细胞)
C.浓缩红细胞
D.洗涤红细胞
E.新鲜全血
The bike is 500 yuan. It's too _______. I can't buy it. [ ]
A. on sale
B. expensive
C. new