从根本上讲,我国企业改革的目的在于( ),塑造真正的市场竞争主体,以适应市场经济的要

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问题:

从根本上讲,我国企业改革的目的在于( ),塑造真正的市场竞争主体,以适应市场经济的要求。

A.建立企业竞争机制

B.建立企业激励机制

C.建立企业经营机制

D.明确产权

考点:证券业从业考试证券发行与承销证券从业考试证券发行与承销真题2010年10月
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患者女性,30岁,因患严重菌痢用药治疗后引起白细胞明显减少。

该药物的主要治疗作用机制是

A.抑制转肽酶

B.抑制DNA回旋酶

C.作用于核糖体50s亚基,抑制蛋白质合成

D.作用于核糖体30s亚基,抑制蛋白质合成

E.抑制分支菌酸合成酶

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关于x,y方程组
3x+5y=m+2
2x+3y=m
满足x、y和等于2,求m2-2m+1的值.
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A pair of giant pandas from southwest China’s Sichuan Province arrived at their new home in Belgium’s Pairi Daiza zoo, some 60km southwest of downtown Brussels, at around 15:00 local time (1400GMT) on February 23, 2014.

About 2,500 people, many of them excited children waving national flags of China and Belgium as well as panda-decorated flags or wearing costume of Panda greeted the pandas along the road to the zoo.

Visitors today can only observe the pandas through a closed-circuit television system in the reception.

Officials said they wanted the pandas fully adapted to their new home before making public debut in April.

The pandas, Xing Hui, the male and Hao Hao, the female, are both 4 years old and are on lease from a breeding center in southwest China’s Sichuan Province.

The lease term is 15 years, according to officials with the China Conservation and Research Center for Giant Pandas, the world’s largest research base for the species.

“It’s a good thing for Belgium.” Nicole Duflot, a grandmother coming to the zoo with her husband and her grandson told Xinhua, “We can’t see the Panda today but it’s a great thing for us to come here.”

The Pandas will be living in a panda hall of 5,300 square meters within the zoo.

“I hope Xing Hui and Hao Hao will enhance friendship between Belgium and China.” Liao Liqiang, the Chinese ambassador to Belgium, said during an interview with Xinhua.

小题1:What was the main purpose of China leasing pandas to Belgium?

A.We were supposed to make money from Belgium.

B.We meant to improve the relationship between China and Belgium.

C.We expected to amuse the Belgian children.

D.We wanted to make the pandas adapt to the environment abroad.小题2:The underlined word “debut” probably means ___________.

A.first appearance

B.ceremony

C.announcement

D.argument小题3:According to the passage, which statement is right?

A.Xing Hui and Hao Hao will live in the city centre of Brussels.

B.Xing Hui and Hao Hao were very popular with the elders in Belgium.

C.Xing Hui and Hao Hao will come back to China in 2029.

D.Xing Hui and Hao Hao were born in 2008 in Sichuan Province.小题4:On the first day of the pandas’ arrival, visitors could ___________.

A.gently feel the pandas along the road to the zoo

B.get into the panda hall of 5,300 square meters

C.take pictures with the pandas freely

D.watch the pandas through the TV system in the zoo小题5:From the passage, we can predict that______________.

A.Belgium’s Pairi Daiza Zoo will make much money soon

B.Xing Hui and Hao Hao will be very well treated in their new home

C.Belgium’s Pairi Daiza Zoo will serve the Chinese visitors with free admission

D.pandas will be best-sellers in Belgium

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麻疹的发病率最高是在生后3~6个月以内。

题型:单项选择题

IEEE 802.5令牌环(Token Ring)网中,时延是由 (1) 决定。要保证环网的正常运行,环的时延必须有一个最低限度,即 (2) 。如果达不到这个要求,可以采用的一种办法是通过增加电缆长度,人为地增加时延来解决。
设有某一个令牌环网长度为400m,环上有28个站点,其数据传输率为4Mbit/s,环上信号的传播速度为200m/μs,每个站点具有1bit时延,则环上可能存在的最小和最大时延分别是 (3) bit和 (4) bit。当始终有一半站点打开工作时,要保证环网的正常运行,至少还要将电缆的长度增加 (5) m。

A.数据帧长

B.令牌帧长

C.信号传播时延

D.站点个数

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