逐件清点的数量验收方法是()。
A.点件法
B.数量抽验法
C.检斤换算法
D.抄码复衡抽样法
参考答案:A
The earthquake in Yushu, Qinghai Province damaged many houses and business buildings; _______, it caused more than 1,000 deaths.
A.or else
B.therefore
C.after all
D.besides
MODEL 4P取样控制器开关()为频率设置开关。此开关的设置可改变取样频率的快慢
A、2
B、3
C、4
D、1