题目内容

梁上某段有均布载荷作用,故该段梁的剪力图为斜直线。( )

A. 对
B. 错

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Internet is a （1） network connecting millions of computers. More than 100 countries are linked into （2） of data, news and opinions.Thegenesisis of the （3）was a decentralized （4） called ARPAnetcreated by theDepartment ofDefense in 1969 to facilitate communications in the event of a nuclear attack.Eventually other networks includingBITNET,Usenet, UUCP, and NSFnet,were connected toARPAnet. Currently,theInternet offers a range of services to（5）,such as FTP,e-mail,theWorldWide （6）,Usenet news,Gopher,IRC, Telnet and others.EachInternet （7）,called a （8）,is independent. Its operators can choose which （9）services to use andwhich （10） services to make available to theglobalInternet community.Remarkably,thisanarchyby design works exceedingly well.

找出下列英文句子的对应中文译文。

贝氏体转变和绝大多数相变一样，需要通过与来完成，其形核速率和长大速率决定了贝氏体转变的速率。

实际热处理生产中通常采用的方法获得下贝氏体组织。