The British people are used to _________.
A. bigger cars, houses and spaces
B. uxurious places
C. smaller apartments and cars
D. staying at familiar places
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In the UK, the pub _________.
A. is a good place to learn about the British culture
B. is a place where people drink alcohol and make new friends
C. does not sell foods other than drinks
D. only sells beer, French fries and crisps
7.1下列属于丝网印刷过程中产生的断栅现象原因的是
A. 压力过小
B. 丝网印版与承印物间隙不当的原因
C. 浆料原因
D. 温度、湿度低
丝网印刷时，影响所印电极厚度的因素有
A. 网版面积
B. 乳胶厚度
C. 网版材质
D. 印刷压力
7.7 弓片是在晶体硅太阳电池烧结过程中产生的，产生的原因通常是
A. 空气湿度太大
B. 烧结温度太高
C. 浆料太厚
D. 不确定
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