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问题 选择题

2011年11月18日动工的湛江石化产业园，是湛江市为充分利用中科合资广东炼化一体化项目的带动效应，依托良好的港口岸线资源与陆域资源建设的大型现代化石化产业园。这表明了湛江市在现代化建设中  [ ]

①坚持了系统优化的分析方法　　　

②坚持了一切从实际出发原则

③注重克服了事物的不利条件　　　

④充分利用了事物的有利条件

A．①②③　　　

B．①③④　　　

C．①②④　　　

D．②③④

答案

答案：C

单项选择题

Microsoft’s COM is a software （66） that allows applications to be built from binary software components. COM defines a binary standard for function calling between components, a way for components to dynamically discover the interfaces implemented by other components, and a mechanism to identify components and their interfaces uniquely.OLE is a compound （67）standard developed by Microsoft. OLE makes it possible to create （68）with one application and link or embed them in a second application. Embedded objects retain their original format and （69）to the application that created them. Support for OLE is built into the Windows and MacOS Operating Systems. A （70） compound document standard developed mainly by Apple and IBM is called OpenDoc.

A．architecture

B．protocol

C．procedure

D． structure
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单项选择题

某轮从A港出发，燃油储备1000t，计划航行5000海里到达B港，以20kn速度航行4000nmile后还剩燃油500t，计划到达B港后还剩燃油400t，则该轮应采用（）速度航行。

A．17.9kn

B．20kn

C．18.7kn

D．17.1kn
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