中心線及尺度界線都是 ①粗線 ②中線 ③細線 ④粗細自定 。
電腦輔助機械設計製圖學科_第03部分

Quiz
•
Professional Development
•
1st Grade
•
Hard
朕權 楊
Used 4+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
粗線
中線
細線
粗細自定
2.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
正確的標註法為
3.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
比例1:2時,是表示圖形線長為標註尺度數值的 ①2倍 ②1倍 ③1/2倍 ④12倍 。
2倍
1倍
1/2倍
12倍
4.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
斜度符號是
5.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
算術平均粗糙度縮寫為 ①Ra ②Rc ③Rs ④Rz 。
Ra
Rc
Rs
Rz
6.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
尺度界線伸出尺度線約 ①6~8㎜ ②4~5㎜ ③2~3㎜ ④1㎜ 。
6~8㎜
4~5㎜
2~3㎜
1㎜
7.
MULTIPLE CHOICE QUESTION
20 sec • 4 pts
參考尺度的表示法為
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