试题与答案

离子交换树脂由(),()和()组成。

题型:填空题

题目:

离子交换树脂由(),()和()组成。

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0212/faba948b4e38a1541fc4724555dfa45a.html

下面是错误答案,用来干扰机器的。

参考答案:菌落总数是判断食品被微生物污染程度的指标,是指一定数量或面积的食品样品在一定条件下进行培养,使适合该条件的每一个活菌必须而且只能形成一个肉眼可见的菌落,然后进行菌落计数所得的菌落数量。通...

试题推荐
题型:阅读理解

阅读理解

     The first newspapers were written by hand and put up on walls in public place. The earliest daily

newspaper was started in Rome in 59 BC. In the 700's the world's first printed newspaper was

published. Europe didn't have a regularly published newspaper until 1609, when one was started in

Germany.

     The first regularly published newspaper in the English language was printed in Amsterdam in 1620. In

1621, an English newspaper was started in London and was published once a week. The first daily

English newspaper was the Daily Courant (每日新闻). It came out in March 1702.

     In 1690, Benjamin Harris printed the first American newspaper in Boston. But not long after it was

first published, the government stopped the paper. In 1704, John Campbell started The Boston

Newsletter (波斯顿新闻通讯), the first newspaper published in the American colonies. By 1760, the

colonies had more than thirty daily newspapers. There are now about 1,800 daily papers in the United

States.

     Today, as a group, English language newspapers have the largest circulation (发行量) in the world.

But the largest circulation for a newspaper is that of the Japanese newspaper Asahi Dhimbun (朝日新闻). It sells more than eleven million copies every day.

1. The first daily newspaper came out in _____.  

A. 59 BC        

B. 700's        

C. 1609            

D. 1620

2. The first regular published newspaper in Europe was printed in _____.    

A. England      

B. Germany      

C. France          

D. Sweden   

3. The first printed newspaper in America came out in _____.  

A. Washington    

B. New York      

C. Boston        

D. New Orleans .

4. Today there are about _____ daily newspaper printed in the United States

A. 1621        

B. 1704            

C. 1760          

D. 1800

查看答案
微信公众账号搜索答案