国产钢轨出厂时应有那些标志?
参考答案:
(1)制造厂标;(2)钢轨类型;(3)钢种符号;(4)钢轨制造年月;(5)熔炼号;(6)品级号。
(2013·江西师大附中二模)All the soldiers were placed exactly ________ the local government wanted them for the control of the comeback of the flood.
A.while
B.when
C.where
D.though
目前一维条码适用于()。
A.表单
B.证照
C.病案管理
D.资料备援
E.存货盘点