每单位重量的固体物质中所含水分是( )
A.总水分B.结合水C.非结合水D.自由水E.平衡水
参考答案:A
The medical team arranged to Africa _________five doctors and two nurses.
A.consists of
B.is consisted of
C.makes up
D.is made up
设计双端固定桥时要求()
A.两端基牙的牙根体积基本接近
B.两端基牙的牙周膜面积基本接近
C.两端基牙的牙冠体积基本接近
D.两端固位力基本接近
E.以上都是