基坑的支撑结构类型可分为外拉锚和（）。 ["钢管支撑","型钢支撑","内支撑","钢筋混凝土支撑"]
Which of these is the best definition of the Cisco Lifecycle Service approach？（） [" It defines the minimum set of services required to successfully deploy and operate a set of Cisco technologies"," It determines how best to price Cisco products"," It provides partners with a useful way to leverage Cisco resources"," It consists ofthese phase： plan， deploy， support， and troubleshoot"]
艺术体验
Which series of Cisco routers is suitable for small businesses and for connecting small offices to enterprise networks？（） [" Cisco 800 Series routers"," Cisco 830 Series routers"," Cisco 1700 Series Modular Access Routers"," Cisco 3700 Series Modular Access Router"]
反映企业获利能力的指标主要包括（）（）（）等。
杂草群落
