機械材料6-2

機械材料6-2

9th - 12th Grade

10 Qs

quiz-placeholder

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機械材料6-2

機械材料6-2

Assessment

Quiz

Science

9th - 12th Grade

Practice Problem

Hard

Created by

mege mege

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

低合金鋼的碳含量通常在多少以下?

A.0.10%
B.0.15%
C.0.20%
D.0.25%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

影響合金鋼淬硬性的元素是?

A.鉛
B.鎢
C.鎳
D.磷

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

彈簧鋼的碳含量範圍是?

A.0.1-0.3%
B.0.3-0.6%
C.0.6-0.9%
D.0.9-1.1%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

熱處理合金鋼經淬火後,其特點是?

A.彈性增大
B.韌性增強
C.強度降低
D.硬度增加

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

影響鋼的抗磨性能的元素是?

A.鉛
B.錳
C.硫
D.鎢

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

易切削鋼常添加的元素是?

A.鉛
B.鉻
C.釩
D.鎢

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

影響鋼的硬度的元素是?

A.硫
B.鎢
C.鋁
D.銅

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