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塑性铰与理想铰的区别？

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对乙类建筑物，当抗震设防烈度为9度时，建筑的抗震措施应按8度抗震设防采用。

A. 正确
B. 错误

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关于社会组织内部位分层、权力分等、分科设层，各司其职的组织结构形式和管理方式是()。

A. 家长制
B. 泰罗制
C. 法约尔的管理理论
D. 科层制

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You are the desktop administrator for Contoso, Ltd. Philippe is a user in the accounting department. Philippe reports that he is not able to download a file from an FTP server by using Internet Explorer on his Windows XP Professional computer. When Philippe attempts to access the FTP server by using the URL ftp://ftp.contoso.com, Internet Explorer displays the following error message: "The password was rejected." Philippe informs you that he has a user name and password for the FTP server, but that Internet Explorer does not prompt him to type the user name or password. You need to ensure that Philippe can access the FTP server by using Internet Explorer on his computer. Which URL should you instruct Philippe to use?（）

A. ftp://ftp.contoso.com/Philippe
B. ftp://Philippe:password@ftp.contoso.com
C. ftp://Philippe/ftp.contoso.com
D. ftp://ftp.contoso.com@Philippe:password

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不按时清洗“三滤”，造成柴油机不能正常工作是因为（）。

A. 维护保养不良
B. 使用操作不当
C. 装配调整错误
D. 制造质量不好

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