大客户的采购流程有()
A.发现需求
B.内部酝酿
C.系统设计
D.评估比较
E.购买承诺
F.安装实施
参考答案:A, B, C, D, E, F
As the film star began to appear,the children watched, ________.
A.fascinating
B.fascinated
C.being fascinated
D.having fascinated
当检查砌体砂浆饱满度时,用()进行检查。
A.钢尺
B.直角尺
C.经纬仪
D.百格网