【单选题】( GB/T3805-2008 )《特低电压( E LV)限值》中规定,在正常工作时工频电压有效值的限值为( ) V 。
【多选题】What are the principles of marketing strategy in the digital age ?
A.
Clarify business objectives
B.
Use i nnovation t eams to i dentify, e valuate and a ctivate e merging o pportunities
C.
D ecouple s trategy and i nnovation
D.
B uild o pen a ssets in the m arketplace
【单选题】战争的( )是实行人民战争的首要条件和政治基础。
【单选题】The former chairman of Nestlé recently told an interviewer: "We are food and beverages. We are not running bicycle shops. Even in food we are not in all fields. There are certain areas we do not touch...
【单选题】家庭成员“对家庭的影响力、控制权和支配权”是属于家庭内部结构中: