为了适应消费者心目中的某一特定地位而设计企业的产品和市场营销组合的行为叫做:()。
A.市场定位
B.销售定位
C.设计定位
D.产品定位
参考答案:D
The ______ has several major components, including the system kernel, a memory management system, the file system manager, device drivers, and the system libraries.
A.application
B.information system
C.network
D.operating system
牙槽嵴纤维分布于
A.牙体的四周B.牙体的近远中侧C.牙体的唇侧D.牙体的唇舌侧E.牙体舌侧