皮皮学，免费搜题
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【单选题】
百货与购物中心首要的区别是( )。A.
定位不同
B.
零售功能不同
C.
商业空间作用不同
D.
经营方式不同
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】霍尔效应中霍尔电势差的产生是由于运动电荷在磁场中受 (1) 作用的结果。
【单选题】What did the company decide to do at the next step?
A.
It would tighten up its maintenance program.
B.
It premised to suspend flights temporarily.
C.
It promised to strengthen its security conditions.
D.
It decided to resort to the law.
【单选题】What did the company lack before the man's scheme was implemented?
A.
Talented personnel.
B.
Strategic innovation.
C.
Competitive products.
D.
Effective promotion.
【单选题】What did the company decide to do at the next step?
A.
It would tighten up its maintenance program.
B.
It promised to suspend flights temporarily.
C.
It promised to strengthen its security conditions.
D.
It decided to resort to the law.
【单选题】What did the company do to meet competitive costs?
A.
Mini-roller covers would be developed in a variety of professional-quality fabrics that would be more affordable than traditional small-diameter covers.
B.
Develop a system that turned more freely.
C.
Use low-quality materials.
D.
None of the above.
【简答题】1. what did the company have trouble with
in the past?
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