生锈
Authored by Quan MY
Science
4th Grade
Used 80+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
以下哪种情况会使铁制品生锈？
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
那种方法可以防止菜刀生锈？
把清洗干净后的菜刀浸泡在盐水中
把清洗干净后的菜刀抹干，然后涂抹一层油
把使用后的菜刀用报纸包裹着，以免菜刀接触到空气
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
以下哪些物品会生锈？
刀片、锡杯
锯子、汽车
银项链、雨鞋
木汤匙、金手镯
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
以下哪些是防锈的方法？
油漆
包裹塑料
涂润滑油
镀不锈金属
以上都是
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
图中的铁制品适合哪个方法防锈？
油漆
包裹塑料
涂润滑油
镀不锈金属
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
图中的铁制品适合什么方法防锈？
油漆
包裹塑料
涂润滑油
镀不锈金属
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
图中的物品适合用哪个方法防锈？
油漆
包裹塑料
涂润滑油
镀不锈金属
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