物资数量检验常用的方法有几种?
参考答案:
(1)点件复衡法
(2)整车复衡法
(3)理论重量检尺换算法
(4)点件查数法
膨胀土的自由膨胀率一般超过( )。
A.20%
B.30%
C.40%
D.50%
The effects on the aggregate demand curve of an increase in expected future incomes and of an increase in the money supply, respectively are most likely: Increase in expected incomes Increase in money supply()①A. Increase Increase ②B. Increase Decrease ③C. Decrease Increase
A. ①
B. ②
C. ③