电力设备可靠性评价分为（）部分。A、发电、输变电、供电 B、发电、输变电、配电 C、

苯丙醇胺是一种合成的拟交感神经药，其结构与收缩血管的胺类和兴奋中枢神经的药物相似，其药理性质已证明该药可收缩血管，升高血压，这些资料表明

A．该药引起人出血性脑病中有生物学合理性

B．该药引起人出血性脑病中有生物联系一贯性

C．该药的出现早于出血性脑病中的发现

D．服用该药越多,出现出血性脑病中的机率越大

E．服用该药越多,出现出血性脑病中的机率越大

下列叙述科学根据不足的是 [ ]

A. “酒香不怕巷子深”，可以用分子是不断运动的来解释

B. 吸烟可以预防“非典”，增强对SARS病毒的抵抗力

C. 水果“脐橙”味美可口享誉华夏，其橙汁的pH小于7

D. 蚂蚁叮咬时分泌蚁酸，可涂氨水等碱性物质减轻痛痒

被喻为世界“葡萄酒宝库”的是哪个国家？

以下说法中错误的是______。

A) 命令按钮只能识别单击(Click)事件
B) 可以用多个命令按钮组成命令按钮数组
C) 命令按钮数组的Name属性一致，而Index属性有区别
D) 通过相同设置命令按钮的Enabled属性，可以使该命令按钮有效或禁用

Microsoft's COM is a software（1）that allows applications to be built from binary software components. COM is the underlying architecture that forms the foundation for higher-level software services, like those provided by OLE. COM defines a binary standard for function calling between components,a way for components to dynarmically discover the interfaces implemented by other components, and amechanism to identify components and their interfaces uniquely. OLE is a compound（2）standard developed by Microsoft. OLE makes it possible to create（3）with one application and link or embed them in a second application.Embedded objects retain their original format and（4）to the application that created them. Support for OLE is builtinto the Windows and MacOS Operating Systems.A（5）compound document standard developed mainly by Apple and IBM is called OpenDoc.

空白（2）处应选择（）

A.text

B.graphic

C.document

D.database