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生鏽與防腐是非題02

Authored by 勁男 李

Science

6th Grade

Used 2+ times

生鏽與防腐是非題02
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51 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

在鐵窗上塗油漆的目的是為了隔絕空氣和水分,避免鐵窗生鏽。

O
X

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

鐵製的秋千生鏽後,鐵鏽會破壞秋千的結構,影響到使用的安全性。

O
X

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

腳踏車的鐵製部分必須常常以溼抹布擦拭,才能避免生鏽。

O
X

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

導致鐵製品生鏽的原因為水分及空氣,如果隔絕兩者就能有效的防止生鏽。

O
X

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

用剩的鐵釘可以用密封的瓶罐裝起來,減少鐵釘與空氣接觸,以防止生鏽。

O
X

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

鐵製品生鏽後,外表會出現一層鐵鏽,鐵鏽具有防水的功能,因此鐵製品內部不會再繼續生鏽。

O
X

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

在空氣較潮溼的國家,室外的鐵製品若沒有做好防鏽的措施,鐵製品會非常容易生鏽。

O
X

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