沿感兴趣结构划一条曲线,然后沿曲线重建的是()
A.MPR
B.CPR
C.MIP
D.SSD
E.VR
参考答案:B
The US is ___ number 7, while the UK is _____ the 13th position.
A.on; in
B.in; at
C.at; in
D.of; on
氯化锂转轮除湿机由()、()、()和()组成.