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鼻化元音（口鼻音）

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何谓平流式隔板反应池？

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下列有关RNA的叙述错误的是（）

A. 主要有mRNA，tRNA和rRNA三类
B. 胞质中只有mRNA和tRNA
C. tRNA是细胞内分子量最小的一种RNA
D. rRNA可与蛋白质结合
E. RNA并不全是单链结构

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对应收账款不按规定对账、催收，或者对异常应收款不及时采取有效保全措施、追索，情节严重的，给予（）处分。

A. 警告、记过或记大过
B. 记过、记大过或降级
C. 记大过、降级或撤职
D. 撤职、留用察看或解除劳动合同

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A Cisco WCS version 4.0 has been installed on a server with a dual Pentium 3.0 GHz processor，4GB RAM， and an 80 GB hard drive. A location appliance has been incorporated into the networkand is being monitored by the Cisco WCS. There are 3000 devices to be tracked but not all of themare being tracked on the Cisco WCS. What can be done to correct the problem？（）

Add 4GB RAM to the Cisco WC
B. Add a 120 GB hard drive to the Cisco WC
C. Add a new location appliance.
D. Add a new Cisco WCS server dedicated to the location appliance.

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