陈酿
At which stage of the Cisco Lifecycle Services approach would you test for system acceptance？（） [" Preparation"," Planning"," Design"," Implementation"," Operation"," Optimizatio"]
个别辅导
层理
林则徐曾上奏皇帝，认为：英国以船坚炮利而称强，至口内则运掉不灵，一遇水浅沙胶，万难转动，若至岸上，更无能为，其强可以制，其富不足夸。这折射出（）。 ["先进中国人对战争形势的清醒认识","英国政府尚未做好发动战争的准备","国人对世界的认识要有渐进的过程","中国人民不畏强敌敢于斗争的精神"]
相对离心力
