战后最早出现的()集团化组织是1949年由苏联领导成立的经济互助委员会。
参考答案:区域经济
The farmers were more anxious for rain than the people in the city because they had more _____.
A.at length
B.at last
C.at stake
D.at ease
常规轧制工艺根据不同钢种,在()完成终轧。
A、950℃以下,Ar3之上
B、950℃以上,Ar3之下
C、950℃以下,Ar3之下