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六年级设计与工艺单元一练习一

Authored by wong minglee

Other

3rd - 12th Grade

Used 87+ times

六年级设计与工艺单元一练习一
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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

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

Media Image

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

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

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