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房间空调压缩机电动机采用一相电动机时，一般都不设置专门的启动装置。

A. 正确
B. 错误

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跨越35kV电力线，无地线时，封顶网（杆）与导线的垂直最小安全距离为（）m。

A. 0.5
B. 1
C. 1.5
D. 2

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You configure Microsoft Internet Explorer 7 with a Really Simple Syndication （RSS） subscription to MSN Entertainment on your computer. Your RSS subscription Web page fails to show the information that the RSS feed Web page displays from MSN Entertainment. You need to ensure that Internet Explorer displays the current content from the RSS feed. What should you do？（）

A. Enable the feed reading view in the RSS feed settings.
B. Configure the RSS feed properties to use the minimum interval value.
Configure the RSS feed properties to keep only the most recent 50 items.
D. Configure the RSS feed properties to automatically download attached files.

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试述牛的心脏位置和形态结构。

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All of the following constitute special circumstances EXCEPT（）.

A. Three vessels meeting so as to cross each other's course
B. A vessel meeting a vessel that is backing out of a slip
C. An overtaking situation that has reached in extremis
D. A vessel fishing with nets meeting a sailing vessel

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房间空调压缩机电动机采用一相电动机时，一般都不设置专门的启动装置。

A. 正确 B. 错误

跨越35kV电力线，无地线时，封顶网（杆）与导线的垂直最小安全距离为（）m。

试述牛的心脏位置和形态结构。

All of the following constitute special circumstances EXCEPT（）.

A. 正确
B. 错误