将高表面张力的组分加入低表面张力的组分中去,则外加组分在表面层的浓度()体积内部的浓度。
A.等于
B.大于
C.小于
D.A或B
参考答案:C
.How long do you think______ the construction company finishes the project?
A.it will be before
B.will it be until
C.will it be when
D.it will be that
不是结核性脑膜炎的早期临床表现的是()
A.性情改变
B.低热、食欲减退、盗汗、消瘦
C.头痛、呕吐
D.面神经瘫痪
E.蹙眉皱额、凝视或嗜睡