竣工图编绘时，当平面位置改变超过图上面积（）时，不宜在原施工图上修改和补充。 1/4。 1/3。 1/2。 3/5。
“看不见的手”是指政府干预社会经济生活，干预资源配置。
纸质包装食品的包装材料属于绿色、环保材料，对食品没有卫生威胁问题。
A user can ping everything on the local network earth.net from an AIX box （which is located on earth.net）. However， if the user tries to ping something on another network （mars.net） the user must type the fully qualified hostname. What can the user do so that the fully qualified hostname does not have to be typed every time the user wants to access ANY machine on mars.net？（） Edit the /etc/hosts file and add an alias to the correct entry。 Set up an alias in his .kshrc file to alias the hostname to the fully qualified hostname。 Add an alias to /etc/aliases。 Add mars.net to the search path of the resolv.conf file。
按GB7588-2003《电梯制造与安装安全规范》规定，若电梯额定速度大于（），则应使用带张紧轮的补偿绳。 2.5m/s。 2.0m/s。 1.6m/。
根据控制的方式划分，行政控制分为（）
