支付网关的主要功能为A.进行通信和协议转换,完成数据加密与解密 B.代替银行等金融机

题型:单项选择题

问题:

支付网关的主要功能为

A.进行通信和协议转换,完成数据加密与解密

B.代替银行等金融机构进行支付授权

C.处理交易中的资金划拨等事宜

D.为银行等金融机构申请证书

考点:计算机等级考试网络技术三级网络技术笔试90
题型:单项选择题
某幅地图的比例尺是1:6000000,北京到天津的图上距离为2CM,那么实际距离大约是(  )
A.60KMB.100KMC.120KM
题型:单项选择题

地面气象观测仪器设备应按规定进行()和(),气象台站不得使用未经检定、超过检定周期或检定不合格的仪器设备。

A.维护

B.校验

C.检修

D.检定

题型:单项选择题

普通股权益报酬率的变化受()因素的影响。

A.普通股股息

B.净利润

C.优先股股息

D.普通股权益平均额

E.普通股股数

题型:单项选择题

Press Photographers


Good press photographers must have an "eye" for news, (26) journalists must have a "nose" for a good story. They must be able to interpret a story and decide rapidly how they can take (27) of the best opportunities to take pictures. The most difficult part of a press photographer’s job is that he or she has to be able to (28) a complicated situation with just one photograph. They rarely have second (29) and must be able to take the required (30) very quickly. Indeed, speed is essential — if the photographs are not (31) for the printing deadline, they are very unlikely to be of any (32) .
Most press photographers begin (33) with a local newspaper. There, the (34) is mostly for material of regional interest. Photographers may be expected to photograph a lot of unexciting events but to (35) the enthusiasm to put "something special" into every picture.
There is (36) competition among those who want to move from local to national newspapers. Here, the work is much more centered on news. The photographer must work (37) greater pressure and (38) more responsibility. Only (39) reliable, talented and resourceful photographers (40) this difficult move. The work is tough and can be (41) . On an overseas assignment, photographers may have to (42) unfamiliar food and accommodation, physical and mental stress, and (43) difficulty in transporting the pictures from an isolated area to get them to the newspaper (44) They also have to (45) the competition from other publications.

A. struggle B. services C. work D. life

题型:单项选择题

LFP-900系列保护的调试注意事项是什么?

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