
重機械操作-挖掘機(51-130)
Quiz
•
Other
•
5th Grade
•
Practice Problem
•
Hard
瑞呈洪 瑞呈洪
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79 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
輪胎充氣壓力太高會磨損
(1) 胎壁
(2) 胎面
(3) 胎底
(4) 胎唇
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
液壓油(操作油)一般為
(1) SAE10
(2) SAE90
(3) SAE30
(4) SAE20
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當發現液壓系統液壓油混濁不清,即可能表示
(1) 冷卻水不良
(2) 液壓油太多
(3) 水或空氣進入液壓系內
(4) 液壓油太少
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
機具日常保養檢查時,液壓系統應注意其
(1) 油泵、控制閥、作動油壓缸之磨損
(2) 液壓之壓力
(3) 液壓油量清淨度、外部洩漏狀況
(4) 液壓油之流量、流速
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
機具引擎的溫度錶是指何處溫度?
(1) 汽缸
(2) 汽缸蓋水套
(3) 燃燒室
(4) 水箱
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
避免柴油箱空氣凝結成水分,應
(1) 每天工作前加滿油
(2) 工作中一有機會就加油
(3) 每天工作完畢後加滿油
(4) 時常清理油箱
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電瓶會產生可燃氣體而引起爆炸,其原因?
(1) 電瓶水過多
(2) 電瓶蓋阻塞或不明火花
(3) 電瓶水太少
(4) 使用馬達不當
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