将最合理的生产方案用表格或文字形式确定下来,作为组织生产、指导生产、编制生产计划依据的工艺文件,称之为( )。
A.工艺过程
B.工艺规程
C.生产定额
D.生产纲领
参考答案:B
—Jack, this is the third time that you have been late this week.
—Sorry, sir, but I was help ________ for 15 minutes on the way here in the traffic jam.
古代生活在两河流域的苏美尔人发明了最早的文字()。