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单项选择题
以下几种数据交换技术中,不属于无连接的是( )。
A.报文交换
B.分组交换
C.电路交换
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判断题
的正确命名是()-3-甲基-2-己烯酸。()
判断题
商贸公司可以采用现金结算、转账结算和电子银行三种方式。
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All men are created equal, that they are endowed by their Creator with inherent and unalienable rights, that among these are life, liberty, and the pursuit of happiness; that to secure these rights, governments are instituted among men, deriving their just powers from the consent of the governed; that whenever any form. of government becomes destructive of these ends, it is the right of the people to alter or to abolish it, and to institute new government; ...
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