下列有一种物质的主要成分与其他物质成分不同，该物质是（ ） A．汉白玉 B．白垩

一个圆柱形橡皮泥，底面积是15cm²，高是6cm．如果把它捏成同样底面大小的圆锥，这个圆锥的高是多少？

观察下面这幅漫画，然后回答问题。

（1）用简洁的文字，对画中的“应聘者”的形象作一描绘。

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（2）概括这幅漫画的主题。

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证券公司为客户买卖证券提供融资融券服务必须符合的规定是（）。

A.为单一客户融资业务规模不得超过净资本的5%

B.对单一客户融券业务规模不得超过净资本的10%

C.接受单只担保股票的市值不得超过该股票总市值的20%

D.按对客户融资规模的5％计算风险准备

NAC’s(Network Access Control) role is to restrict network access to only compliant endpoints and (31) users. However, NAC is not a complete LAN (32) solution; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures--real-time, multilevel (35) inspection and microsecond threat containment.

A．automated

B．distinguished

C．authenticated

D．destructed

说明调用子程序的规则。