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【单选题】
在同一个工程项目中,不同的参与者的生命周期不同,其中投资商的生命周期是_____。A.
工程项目的全过程管理
B.
从批准立项到交付使用;
C.
根据业主和合同要求不同,其生命周期是不同的;
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【多选题】7 培养基中加入活性炭的目的有()。
A.
利用其吸附能力，减少一些有害物质的影响
B.
有利于某些植物生根
C.
对形态发生和器官形成有良好效应
D.
增加培养基的营养
E.
有利于提高植株抗性
【单选题】强度计算中,机械零件的许用应力的定义是( )。
A.
材料的强度极限与安全系数计算值的比
B.
材料的屈服极限与安全系数的比值
C.
材料的某个选定的极限应力与安全系数的比值
D.
材料的疲劳极限与安全系数的比值
【单选题】The difference between traditional marketing and modern marketing lies in ______.
A.
traditional marketing involves more activities
B.
modern marketing is built on a set of principles
C.
traditional marketing pays more attention to distribution
D.
modern marketing is justified by consumption
【单选题】The difference between mass marketing and target marketing is that mass marketing:
A.
is used for services, while target marketing is used for products.
B.
focuses on long-run objectives, while target marketing focuses on short-run objectives.
C.
is a typical production-oriented approach, while target marketing is a typical marketing-oriented approach.
D.
relies on e-commerce, while target marketing does not.
E.
aims at increased profits, while target marketing focuses on increased sales.
【单选题】The main difference between a " marketing strategy" and a " marketing plan" is that ( ).
A.
time-related details are included in a marketing plan
B.
a marketing plan includes several marketing strategies
C.
a marketing strategy provides more detail
D.
a marketing strategy omits pricing plans
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