1928年,苏联[ ]
A、开始有计划地进行经济建设
B、开始实行新经济政策
C、已由农业国变成了工业国
D、提前完成了两个五年计划
答案:C
Many countries, America, Japan, Brazil and Spain want to host the 2016 Olympic Games. [ ]
A. beside
B. but
C. including
D. except
PPS型电子压力计的压力测量精度为量程的()。
A、0.01%
B、0.02%
C、0.03%
D、0.04%