六年级设计与工艺单元一练习一
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Other
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3rd - 12th Grade
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Practice Problem
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wong minglee
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
聚氯乙烯的英文名叫:
PRC
PCV
PVC
PRD
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
聚氯乙烯是一种:
塑料
木料
铁
矿物
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下皆是聚氯乙烯的特质, 除了
质轻
防潮
隔热
易溶于水
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
萨米是一家做广告招牌的老板。 他要使用有机玻璃来当材料。 为什么他选择有机玻璃?请选出两个适合的答案。
易染色
易破裂
易加工
易融化
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
聚氯乙烯PVC和有机玻璃Perspeks都是塑料
对
错
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
这个材料的质地轻,保温,也防潮,还能能隔热。由于价格低廉,用途广泛。
有机玻璃
聚氯乙烯
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
PVC适合用来装熟食
对
错
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