判断题
由于并联弹性成分的粘弹性特点，拉长产生的被动张力有随时间延长而上升的特性。
发布日期：2020-12-11
对
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试题解析
粘弹性
viscoelasticity 流体的粘滞性及弹性的综合性质。粘弹性聚合物在加工过程中通常是从固体变为液体（熔融和流动），再从液体变固体（冷却和硬化），所以加工过程中聚合物于不同条件下会分别表现出固体和液体的性质，即表现出弹性和粘性。但是由于聚合物大分子的长链结构和大分子运动的逐步性质，聚合物的形变和流动不可能是纯弹性和纯粘性的，塑料对应力的响应兼有弹性固体和粘性流体的双重特性称粘弹性。
- 中文名
- 粘弹性
- 理论
- 弹性层状体系理论
- 外文名
- viscoelasticity theory elastic layer system theory
- 聚合物形变
- 由于高弹形变和粘性形变
生的
生的，汉语词语，拼音是shēng de，意思是厘米。
- 中文名
- 生的
- 注音
- ㄕㄥ ㄉㄜ
- 拼音
- shēng de
- 释义
- “生的米突”之省；即厘米
拉长
拉长是一个词语，读音是lācháng。释义是使延伸或延长或者在音乐中不适当地或单调地拖长。
- 中文名
- 拉长
- 拼音
- lā cháng
- 解释
- 使延伸或延长
- 类别
- 汉语词汇
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Passage 4Questions 34 - 45 ● Read the article below about stock exchange. ● In most of the lines 34 - 45 there is one extra word. It is either grammatically incorrect or does not fit in with the sense of the text. Some lines, however, are correct. ● If a line is correct, write CORRECT on your Answer Sheet. ● If there is an extra word in the line, write the extra word in CAPITAL LETTERS on your Answer Sheet. ● The exercise begins with two examples, (0) and (00) 0. The London Stock Exchange has always been famous as a place for men only, and women 00. used to be strictly forbidden to enter in. But the world is changing day by day, and even the 34. Stock Exchange, which seemed to be a man’s castle, is being gradually opening its doors to the 35. other sex. On 16th November 1971, a great decision was taken out. The Stock Exchange 36. Council (the body of men that administers the Stock Exchange) decided that women be 37. allowed to the new trading floor when it opened in 1973. But the “castle” had not been very 38. completely conquered. The first girls to work in “The House” were not brokers or jobbers. 39. They were neither allowed to be become partners in stocking firms, nor to be authorized dealers 40. in stocks and shares. They were simply junior clerks and telephone operators. Women all 41. have been trying to get into the Stock Exchange for many years. Several votes have been 42. taken in “The House” to see whether the members would be willing to allow many women 43. to become members, but the answer has always been “No”. There have been three refusals of 44. this kind since 1967. Now women are admitted, although they in a very junior capacity. 45. Actually, it is the only a matter of time, it will sure take place sooner or later.
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超结构
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