機材ch7-3,7-4
Authored by mege mege
Specialty
9th - 12th Grade
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
普通鑄鐵的碳含量範圍約為多少?
A. 2.0%-3.0%
B. 3.2%-3.8%
C. 4.0%-4.5%
D. 5.0%-6.0%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
普通鑄鐵的組織主要由什麼組成?
A. 全為鐵素體
B. 全為賽門賽鐵
C. 鐵素體和片狀石墨
D. 鐵素體和球狀石墨
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
普通鑄鐵的共晶組織約占多少比例?
A. 40%-50%
B. 50%-60%
C. 60%-70%
D. 70%-80%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據CNS標準,普通鑄鐵的抗拉強度範圍約為多少?
A. 50-200 N/mm²
B. 100-350 N/mm²
C. 200-500 N/mm²
D. 300-600 N/mm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
普通鑄鐵的硬度範圍約為?
A. HB50-HB150
B. HB100-HB277
C. HB200-HB400
D. HB300-HB500
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個不是普通鑄鐵的常見用途?
A. 製造水閥門
B. 製造農機零件
C. 製造切削刀具
D. 製造鑄件
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們日常使用的鑄鐵鍋具採用哪一級別的普通鑄鐵?
A. FC100
B. FC200
C. FC300
D. FC400
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