
设计与工艺单元一
Authored by CHEY Moe
Other, World Languages
1st - 2nd Grade
Used 3+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
电动自行车是以_______来驱动的。
发电机
电动机
干电池
蓄电池
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
这是什么?
齿轮
滑轮和传动带
链轮和链条
轮胎和备胎
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
这是什么?
齿轮
滑轮和传动带
链轮和链条
轮胎和备胎
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
这是什么?
齿轮
滑轮和传动带
链轮和链条
轮胎和备胎
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
大滑轮比小滑轮跑得快。
对
错
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
两个紧密咬合的齿轮, 他们旋转的方向是相反的
对
错
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
电动机把动能转换成为电能。
对
错
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