问题 多项选择题

急性坏死性胰腺炎并发休克的原因有()。

A.体液丧失

B.心肌抑制因子

C.胰蛋白酶

D.血小板破坏、组织坏死或感染毒素

E.肾功能衰竭

答案

参考答案:A, B, C, D

阅读理解

阅读理解

     Mary Josephine Ray, the New Hampshire woman, who was the oldest person living in the United

States, has died at age 114 years,294 days.She died yesterday at a nursing home in Westmoreland but

was active until about two weeks before her death, her granddaughter Katherine Ray said.

     "She just enjoyed life.She never thought of dying at all, "Katherine Ray said."She was planning for her

birthday party."

     Ray was the oldest person in the United States and the second oldest in the world, according to the

Gerontology Research Group.She was also recorded as the oldest person ever to live in New Hampshire.

      Ray was born on May 17,1895, in Bloomfield, Prince Edward Island, Canada.She moved to the

United States at the age of 3.She lived for 60 years in Anson, Maine.She lived in Florida, Massachusetts

and elsewhere in New Hampshire before she moved to Westmoreland in 2002 to be near her children.

Ray's husband, Walter, died in 1967.Survivors include 2 sons,8 grandchildren,13 greatgrandchildren and

5 greatgreat grandchildren.

     The oldest living American is now Neva Morris of Ames, Iowa, at age 114 years,216 days.The

oldest person in the world is Japan's Kama Chinen at age 114 years,301 days.Morris, the Iowa woman

now believed to be the oldest US resident (居民), lives at a care center.Only one of her four children, a

son in Sioux City, is still alive.

1. What is the best title for this passage?

A. The oldest person in the US died at age 114.

B. The oldest person in the US died for no reason.

C. The oldest person in the US wanted to live longer.

D. The oldest person in the US was happy at a nursing home.

2. Which of the following statements about Mary Josephine Ray is WRONG?

A. She was born on May 17,1895, in Canada.

B. She died at the age of 114 years,294 days.

C. She was still very active in her last two weeks.

D. She was not at her own home when she died.

3. From what Katherine Ray said, we can learn Mary Josephine Ray________.

A. didn't know how to enjoy life

B. didn't like holding a birthday party

C. was afraid nobody would come to her birthday party

D. was not troubled by the thought of dying

4. What can we learn from Paragraph 4?

A. Mary Josephine Ray liked moving.

B. Mary Josephine Ray lived a very hard life.

C. Mary Josephine Ray had a very big family.

D. Mary Josephine Ray lived with her children until 2002.

5. According to the passage, who is the oldest person in the world?

A. Mary Josephine Ray.  

B. Neva Morris.

C. Kama Chinen.

D. Walter.

问答题

某化工厂以煤为原料生产甲醇60万t/a。该工程的主要过程为煤制备、气化、变换、脱硫脱碳、压缩、甲醇合成、精馏,工艺简图如图1所示。

表1为备煤工序废气的排放情况。工程设置污水处理站,专门用于处理煤气化污水和低温甲醇洗废水,设计规模为25m3/h,表2为污水处理站进、出水水质数据(缺部分数据,需要填写)。

表1 备煤工序废气的排放情况

序号排放点排气量/m3/h

粉尘产生

(处理前)

粉尘排放

(处理后)

排放规律排气筒高度/m治理措施
浓度/(mg/m3)产生量/(kg/h)浓度/(mg/m3)排放量/(kg/h)
G1二级破碎机室102000100000102000454.59连续90高效长袋低压大型脉
G2气化煤仓72001000072950.68间断65冲喷吹袋式收尘器
G3石灰石仓4801000048950.046间断25高效袋式收尘器
G4锅炉煤仓1200010000120951.14间断75高效袋式收尘器
G5一级破碎机室2400010000240952.8连续30高效袋式收尘器
G6第一转运站72001000072950.8连续45高效袋式收尘器
G7第二转运站72001000072950.68连续65高效袋式收尘器

 

表2 污水处理站进、出水水质数据

编号废水来源废水水量/(m3/h)项目废水水质指标
CODBODNH3-NCN-SS
W1煤气化污水20.0浓度/(mg/L)3002002001050
排量/(kg/h)6.004.004.000.201.00
W2低温甲醇洗洗水0.5浓度/(mg/L)1500975——————
排量/(kg/h)0.750.49——————
污水处理站进水20.5浓度/(mg/L)     
排量/(kg/h)     
污水处理站出水20.5浓度/(mg/L)     
排量/(kg/h)     
处理效率/% 8590758570

 

该工程还设置灰渣场,距厂址1km,用于处置气化炉灰渣。设计灰渣场为200m×85m,最高标高276.6m,最低标高212.2m,经平整后容积可达40万m3。 该项目的主要风险源为甲醇贮罐,甲醇成品罐区设有2个立式内浮顶贮罐,容积为2×30000=60000m3,储存时间为21天,常压贮存。 根据本工程的甲醇和硫化氢无组织排放量计算出卫生防护距离分别为238m和165m,在厂址的周围1000m内有3个村庄,具体位置见表3。

表3 厂址周围环境敏感点

环境敏感点方位距离/m户数人数
甲村N802531160
乙村SW2003161090
丙村E500190696

 

 

根据表1的数据计算除尘效率。