船舶特涂中结构不涂的符号是()。A.A B.B C.Z D.Y

题型:单项选择题

问题:

船舶特涂中结构不涂的符号是()。

A.A

B.B

C.Z

D.Y

考点:船体装配工中级船体装配工中级船体装配工题库
题型:单项选择题

In 1998 consumers could purchase virtually anything over the Internet. Books, compact discs, and even stocks were (1) from World Wide Websites that seemed to (2) almost daily a few years earlier, some people had predicted that consuners accustomed to shopping in stores would be (3) to buy things that they could not see or touch (4) . For a growing number of time-starved consumers, however, shopping from their home computer was proving to be a convenient (5) to driving to the store.

A research estimated that in 1998 US consumers could purchase $ 7.3 billion of goods over the Internet, double the 1997 total. Finding a bargain was getting easier, (6) the rise of online auctions and Websites that did comparison shopping on the Internet for the best (7) .

For all the consumer interest, (8) in eyberspaee was still a largely (9) business, however. Internet pioneer Amazon. eom, which began selling books in 1995 and later (10) into recorded music and videos, posted (11) of $ 153.7 million in the third quarter, up from $ 37.9 million in the same period of 1997. Overall, (12) , the company’ s loss widened to $ 45.2 million from $9.6 million, and analysts did not expect the company to turn a profit (13) 2001. (14) the great loss, Amazon. tom had a stock market value of many billions, reflecting investors’ (15) about the future of the industry.

Internet retailing appealed (16) investors because it provided an efficient means for reaching millions of consumers without having the cost of operating (17) stores with their armies of salespeople. Selling online carried its own risks, however, (18) so many companies competing tor consumers’ attention, price competition was (19) and profit (20) thin or nonexistent.

7()

A.trade

B.exchange

C.commerce

D.deal

题型:单项选择题

对于贝克曼温度计,当基点温度高于基准温度时,则()

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依据《大气污染物综合排放标准》, 决定无组织排放监控浓度限值是否在本地区实施的机构是( )。

A.县人民政府

B.县级环境保护行政主管部门

C.设区的市级环境保护行政主管部门

D.省、自治区、直辖市环境保护行政主管部门

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神庙学校

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为确保隧道净高、净宽尺寸不小于设计,作为监理工程师应要求承包人在施工中应采取哪些措施并采取哪些监理措施。

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