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【多选题】
与传统的分销相比,网络的出现可以大大提高中间商的交易效率、专业化程度和规模经济效益,表现为以下哪些特点 ( )
A.
成本低
B.
无存货
C.
全天候
D.
无国界
E.
经营规模限制少
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【简答题】根据管道水头损失计算方法的不同,管道可以分为_和_。
【多选题】下面哪两项是点对点网络的缺点?
A.
组建和维护费用高昂
B.
不能集中管理
C.
配置起来非常复杂
D.
可扩展性不佳
【判断题】根据管道水头损失计算方法的不同,管道可以分为短管和长管。
A.
正确
B.
错误
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【简答题】1. Buyer: Hello. I am interested in your lace leggings. Do you have any products in stock ? 2. Seller : Nice to meet you, friend. All of the items at our store are in stock. We are always at your serv...
【单选题】根据管道水头损失计算方法的不同,管道可以分为()。
A.
长管,短管
B.
复杂管道,简单管道
C.
并联管道,串联管道
【简答题】一、 Translate the following sentences into Chinese. 1. We shall be very pleased to place our order with you if your quotation is competitive and the goods are of good quality.
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【多选题】根据管道水头损失计算方法的不同,管道可以分为()和()。
A.
有压管
B.
无压管
C.
短管
D.
长管
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