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问题 单项选择题

室外石材镶贴后清理嵌缝，需将石板材表面清理干净，板缝按设计留置，最少不得（）毫米，用透明大力胶调与板材相近颜料嵌缝。

A、小于2

B、小于3

C、小于4

D、小于5

答案

参考答案：A

判断题

依托咪酯对心肌的抑制作用大。()
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单项选择题

Originally introduced by Netscape Communications,___(66)___ are a general mechanism which HTTP Server side applications, such as CGI (67) , can use to both store and retrieve information on the HTTP ___(68)___ side of the connection. Basically, Cookies can be used to compensate for the ___(69)___ nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based ___(70)___ .

A．Browsers　　　

B．Cookies

C． Connections　

D．Scripts
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