The council has ____large amounts of money to housing projects.
查看答案
These new statistics ____our worst fears about the depth of the recession.
The unemployed worker sat there ____over the prospect of future starvation.
在公差带图中,由代表上、下极限偏差的两条直线所限定的一个区域称为__________。
尺寸公差带的大小由 __________决定,其位置由__________确定。