Which network technology addresses these customer business needs: shrinking budgets and IT staffs, more complex networks, and an increased need for network security?（） ["Optical network","Network management","Storage-area network (SAN)","Content delivery network (CDN)"]
路基土压实操作中，土的含水量达到（）时，压实效果最好。 ["液性界限","最佳含水量","饱和含水量","塑性界限"]
商业银行的营销计划包括（）、（）和（）。
回游
溢流重力坝的消能型式有（） ["挑流消能","面流消能","底流消能","自由跌流式消能"]
植苗造林（栽植造林）
