试述TCP协议的主要特点。

题型:问答题

问题:

试述TCP协议的主要特点。

考点:自学考试高等教育自学考试全国2011年4月自学考试计算机网络技术试题
题型:问答题

In much of Asia, especially the so-called “rice bowl” cultures of China, Japan, Korea,   41   Vietnam, food is usually eaten with chopsticks.

Chopsticks are usually two long, thin pieces of wood or bamboo. They can also be made of plastic, animal bone or metal. Sometimes chopsticks are quite artistic. Truly elegant chopsticks might  42   (make)of gold and silver with Chinese characters. Skilled workers also combine various hardwoods and metal  43  (create)special designs.

The Chinese have used chopsticks for five thousand years. People probably cooked their food in large pots, 44  (use) twigs(树枝) to remove it. Over time,  45  the population grew, people began cutting food into small pieces so it would cook more quickly. Food in small pieces could be eaten easily with twigs which  46  (gradual)turned into chopsticks.

Some people think that the great Chinese scholar Confucius,  47  lived from roughly 551 to 479 B.C., influenced the  48  (develop) of chopsticks. Confucius believed knives would remind people of killings and  49   (be) too violent for use at the table.

Chopsticks are not used everywhere in Asia. In India, for example, most people traditionally eat   50  their hands.

41()

题型:问答题

在一个小烧杯里加入少量碘,用一个表面皿盖在小烧杯上,并在表面皿上加少量冷水。把小烧杯放在石棉网上加热,观察实验现象。

(1)并在表面皿上加少量冷水的作用是____________________________ 。

(2)观察到的实验现象是______________________________________ 。

(3)在表面皿上是碘的______________________________ (填“晶体”、“非晶体”)。

(4)这种方法是___________________________ ,制取晶体的方法还有_________________________ 。

题型:问答题

管理会计是一个用于概括管理会计工作与管理会计理论的概念。

题型:问答题

The kinked demand model assumes that below the current price, the demand curve becomes:()

A. less elastic because competitors will not decrease their prices.

B. more elastic because competitors will not decrease their prices.

C. less elastic because competitors will decrease their prices.

题型:问答题

外方合作者按规定需以中外合作开采海上或陆上油气田项目名义开立的账户内资金结汇缴纳奔置费的,()。

A.经外汇局核准后,到银行办理

B.在外汇局办理

C.企业自行办理

D.由银行直接办理,无需外汇局核准

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