2022年6年级设计与工艺单元一:练习1
Quiz
•
Other
•
1st - 2nd Grade
•
Hard
GOH Moe
Used 56+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
以下哪一项关于机电系统的说明是正确的?
以机械和电气元件组成。
一般还会附加电子元件。
洗衣机是一种以机电系统操作的产品。
机电产品应用电机将电能转换成动能。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
左图显示遥控汽车的底盘,连接轮子的杆子称为_____。
链条
轮轴
齿轮
传动带
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
左图可以看到的两种机械元件是
滑轮与传动带
链轮与链条
齿轮
电子元件
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪几项是以机电系统操作的产品?
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪一个电子元件能够提供电能?
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪一个是以机电系统操作的产品?
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下各图,哪一些可以靠电机提供动力?
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