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【判断题】
发动机工作不正常,低速时缺火,一般为火花塞间隙过大。()
A.
正确
B.
错误
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举一反三
【单选题】写景式插花的表现手法是:
A.
感性抽象手法
B.
写意手法
C.
理性抽象手法
D.
写实手法
【判断题】Since larger repeat units, bulkier side groups, chain branches, and polar side groups each tend to inhibit molecular motion, they also tend to increase the glass transition temperature.
A.
正确
B.
错误
【单选题】The glass transition temperature of wool: / 羊毛的玻璃化转变温度:
A.
Increases as the moisture content of wool increases 随着羊毛含湿量的增加而升高
B.
Increases as the moisture content of wool reduces 随着羊毛含湿量的增加而降低
C.
Increases as the moisture content of wool first increases then reduces 随着羊毛含湿量的增加先升高后降低
D.
Is unaffected by the moisture content 不受含湿量的影响
【单选题】Which of the following statements are correct descriptions of a glass transition in polymers?/ 以下哪一项是对聚合物的玻璃化转变的正确描述?
A.
A change in the frictional properties of the material 材料的摩擦性能发生了变化
B.
A change from stiff glass-like material to softer rubbery 从硬的玻璃态变为软的橡胶
C.
Is associated with the crystals in the fibre 只发生在天然纤维中
D.
Normally occurs at a higher temperature than melting 与纤维中的结晶区有关
【单选题】写景式插花的表现手法是
A.
写实手法
B.
写意手法
C.
理性抽象
D.
感性抽象
【单选题】龚自珍告诫我们:“欲知大道,( )
A.
必先知道
B.
必先知史
C.
必先知国
D.
必先知人
【判断题】写景式插花的表现手法有写实和写意。
A.
正确
B.
错误
【多选题】艺术插花的表现手法有()式插花。
A.
抒情
B.
写景
C.
写意
D.
造型
E.
象形
F.
抽象
【简答题】Translate the following into Chinese At high temperatures (above the glass transition temperature) glass no longer behaves in a brittle manner: it behaves as a viscous liquid.
【多选题】The value of glass transition temperature will depend heavily on _________.
A.
Chain flexibility
B.
Steric hindrance and polarity
C.
Copolymerization
D.
Mw and cross-linking
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