商用套装软件实施一般存在两个阶段，即试点阶段和推广阶段。
Which of the following commands will display the name of the IOS image file being used in a Cisco router?（） [" Router# show IOS"," Router# show version"," Router# show image"," Router# show protocols"," Router# show flash"]
激情
下列施工测量仪器中，（）的主要功能是测量两点间的高差。 ["经纬仪","水准仪","全站仪","光电测距仪"]
产品生命周期对营销具有指导意义，下列说法错误的是（）。 ["研判大势","制定策略","规避风险","提高利润"]
技术诀窍
