脱丙烷塔刚开始进料后压力偏高调整操作的方法正确的是()。
A、增加回流
B、减少回流
C、增加热源
D、塔顶泄压排放不凝气
参考答案:D
王某给有关部门写信,反映自己关于推进素质教育的意见。这是公民依法行使( )。
A.监督权
B.批评权
C.建议权
D.检举权
Due to a constantly (66) environment, a poor understanding of the user’s needs and preferences, as well as a (67) of willingness to modify (68) organizational structures and decision models, the full economic potential of Web Information Systems (WIS) has not been realized by now. The data object types of the (69) meta model, the Extended World Wide Web Design Technique (eW3DT), provide hypertext designers (70) a conceptual, user-centric framework and graphical notation for the construction of both, (71) and customized models, during the software development (72) of commercial WIS. A reference model as a normative concept represents an abstraction of a (73) company, its functional units, or its (Web) Information System and is intended to streamline the design and implementation of complex applications at (74) costs. As precondition for pursuing a partial globalization strategy, eW3DT (75) between technical and content-specific responsibilities for designing, implementing, and maintaining WIS.
(74)()
A.general
B.common
C.typical
D.special