挖掘機如自行更換斗齒而需拆卸固定銷時以何種工作方式較為安全?
挖掘機學科381~504
Quiz
•
Other
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KG - 5th Grade
•
Medium
瑞呈洪 瑞呈洪
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124 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
挖掘機如自行更換斗齒而需拆卸固定銷時以何種工作方式較為安全?
(1) 焊接處理
(2) 上下敲打
(3) 水平敲打
(4) 斜角敲打
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
挖掘機在岸下或坑邊作業,於收工時應如何處理?
(1) 就地熄火停車
(2) 將機具駛離
(3) 將機具停靠岸邊或坑邊
(4) 就地放下挖斗
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
挖掘最大深度、工作半徑、挖掘高度必須遵照何條件作業?
(1) 監督人員要求
(2) 原廠操作手冊
(3) 工程計畫需要
(4) 自己的操作經驗
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
起重作業時,桁架與履帶成何種角度為宜?
(1) 任意角度
(2) 45 度
(3) 90 度
(4) 180 度
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
挖掘機改裝成破碎機作業時,下列何作業方式為誤?
(1) 應注意是否有坍方之虞
(2) 以機具力量衝擊破碎物
(3) 應注意人員
(4) 機具應置於平坦地方
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
挖斗起吊電桿時,應先注意電桿之
(1) 偏心
(2) 離心
(3) 重心
(4) 中心
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
當挖掘機上坡行進或在斜坡上時,應將桁架朝何方向?
(1) 上坡方向
(2) 左坡方向
(3) 右坡方向
(4) 下坡方向
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