搜题请搜索小程序“爱下问搜题”
问题 单项选择题

招标文件的发放：自招标文件出售之日起至停止出售之日止，最短不得少于( )个工作日。

A．3
B．5
C．7
D．10

答案

参考答案：B

解析：招标文件的发放：自招标文件出售之日起至停止出售之日止，最短不得少于5个工作日。

单项选择题

Software engineering is the science and art of specifying, designing, implementing, and (66) with economy, timeliness and elegance, programs, (67) and operating procedures whereby computers can be made useful to humanity.

This definition implicitly sets (68) the basic goal of software engineering research and development: The basic goal of software engineering is to facilitate specification, design, implementation and evolution of programs, documentation and operating (69) which are useful to humanity in an economic, (70) and elegant manner (using the appropriate science and art).

（69）处填（）。

A．proceeding

B．procedures

C．progress

D．systems
查看答案
问答题 简答题

LKJ-93型监控装置主机箱内共有几个插件，各是什么？
查看答案