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挖掘機學科(1-50)

Authored by 瑞呈洪 瑞呈洪

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5th Grade

Used 10+ times

挖掘機學科(1-50)
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49 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

機油滲入汽缸燃燒結果會冒

灰煙

黑煙

白煙

藍煙

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

冷卻水過熱,且水箱內發現有氣泡,可能原因為何?

(1) 排氣管漏氣

(2) 活塞環漏氣

(3) 汽缸床漏氣

(4) 氣門漏氣

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

引擎運轉很久,無法達到正常工作溫度,可能原因為何?

(1) 水管破裂

(2) 水泵磨損

(3) 節溫器作用不良

(4) 機油太多

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

引擎運轉不順,可能是

(1) 柴油濾芯太髒

(2) 排氣溫度過低

(3) 風扇皮帶打滑

(4) 進氣溫度過低

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以本省氣候,引擎需要節溫器否?

(1) 需要

(2) 冬天需要

(3) 夏天需要

(4) 不需要

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

電瓶正極樁頭比負極樁頭大小如何?

(1) 大

(2) 不一定

(3) 小

(4) 一樣大

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

新電瓶初次如何充電?

(1) 視情況而定

(2) 不可快速充電

(3) 可以任意速度充電

(4) 可快速充電

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