肾综合征出血热

2003年6月10日22时，举世瞩目的三峡水库容达到12 300 000 000立方米，用科学记数法表示此时的库容为______立方米．

如图所示，在以角速度ω匀速转动的水平圆盘上放一小滑块，滑块跟随圆盘一起做匀速圆周运动（二者未发生相对滑动）．请画出：

（1）滑块在图中A点受到的力的示意图；

（2）圆盘边缘B点的线速度v的方向．

阅读理解

     The early 1900s were very different from today.Toys,though they have evolved in many ways,were

still the delight of children everywhere.

     Theodore Roosevelt's Presidency marks the beginning of the "Teddy Bear". In the year 1902,toy

bears were named "Teddy" after the president's nickname.The Teddy Bear became known worldwide,

and is still known and loved today.It was only a few years later that the Teddy Bears were mass

produced.

     In 1913,an item called the Erector Set was invented.It was a steel,motorized toy that children could

use to build models of anything.Its creator was A. C.Gilbert,a medical doctor.

     Charles Pajeau created a similar wooden set called Tinker Toys in the year 1914.Tinker Toys were

made for younger children.

     Raggedy Ann dolls first came on the scene after newspaper cartoonist Johnny Gruelle reproduced

the doll he made for his daughter.That was in 1915.

     The following year,an architect's son named John Lloyd Wright,invented Lincoln Logs,which were

interlocked to make structures.

    Two years after Mickey Mouse was created,stuffed(填塞)Mickey Mouse dolls were made by

Charlotte Clark.This was the start of Disney merchandise.

     The yoyo became popular in the United States after Donald Duncan bought a yoyo company in

1929.

     The ViewMaster,a three dimensional viewer,was developed by a camera enthusiast named William

Gruber.The toy became popular when Gruber licensed Disney characters to make still,3D images from

Disney movies and television programs.

    Finally,in 1940,model airplanes were mass produced.They started out as a way for manufacturers to

sell planes to the military,but later caught on as a toy.

    The toys that we know and love today have had their roots from these ancient times.Isn't it interesting

to know that if it hadn't been for all these creative people,most of the games you know today would

never have been?

1. Why were toy bears named "Teddy"?

A. To be suitable for mass production.

B. To be easily pronounced by children.

C. To meet the advertisers' needs.

D. To memorize President Theodore Roosevelt.

2. In which aspect do the toys created by Gilbert differ from those by Charles?

A. Shape.  

B. Material used.

C. Themes.  

D. Price.

3. When did the ViewMaster become popular?

A. After William Gruber was born.

B. After Gruber licensed Disney characters.

C. Two years after Mickey Mouse was created.

D. When Disney merchandise was started.

汽包就地水位计的投运步骤？

1995年12月1日夜，马尔登•米尔斯公司发生了火灾。亚伦•费尔斯丁是这家家族企业的第三代传人。在火灾发生后，他并没有简单地采取拿到火灾保险，然后转到海外去从事经营的做法。他采取的做法是：首先为1400名因火灾而失去工作岗位的员工支付3个月的工资，并且将这些员工的健康福利增加9个月，然后再开始重建工厂。他的这些做法使他赢得了全世界范围内的广泛赞誉。费尔斯丁要重建马尔登公司的誓言吹响了公司奋进的号角。在火灾发生之后的第二天，费尔斯丁出乎人们意料地宣布要向员工支付薪水和福利。在他宣布自己的承诺的时候，许多工人潸然泪下。公司成立了一个由费尔斯丁本人、其他三位高级管理人员以及来自各个部门的代表组成的危机处理小组。这个危机处理小组每天开会讨论伤者的处境，对公司员工当前的最紧迫需要进行评估，建立一个沟通暨员工培训中心，争取社区资源的帮助——甚至包括为公司员工家中的孩子搜集圣诞节礼物。火灾过后，公司重建厂房，买入新的技术，当工人们等待采用新技术的工厂重新开工时，他们得知，要想操作新的机器设备，就必须掌握计算机知识。在不到一年的时间里，600多名员工就在公司内部的沟通中心或者是企业外部的培训机构完成了计算机课程的学习。之后，马尔登公司的员工凭借熟练的技术和对公司很高的忠诚度为公司赢得了较高的市场声誉，最终使马尔登公司得到了大量的订单。

马尔登公司由于火灾带来的一系列变革可能会令员工不安，甚至对员工士气极具破坏性，此时作为管理层不应该（）。

A、设立危机处理小组

B、做工作来提高员工士气

C、积极倾听员工的建议和想法

D、裁减人员，以开源节流