Bilingual edition: English is preserved and Chinese follows each unit. Terminology uses the confirmed v20260916 glossary; automated semantic review remains traceable.
中英双语版:英文原文完整保留,中文紧随对应单元;术语采用 v20260916 确认表,自动语义审校结果可追溯。

Thermal Expansion Coefficients at 20 C

20摄氏度的热膨胀系数
Material
材料
Fractional expansion
per degree C x10^-6
每摄氏度分数膨胀×10^-6
Fractional expansion
per degree F x10^-6
每度华氏温度的分数膨胀率 x10^-6
Glass, ordinary
普通玻璃
9
5
Glass, pyrex
玻璃,Pyrex
4
2.2
Quartz, fused
石英,熔融
0.59
0.33
Aluminum
24
13
Brass
黄铜
19
11
Copper
17
9.4
Iron
12
6.7
Steel
13
7.2
Platinum
9
5
Tungsten
4.3
2.4
Gold
黄金
14
7.8
Silver
18
10
Thermal expansion discussion
热膨胀讨论
Index

Tables
索引表
  HyperPhysics***** Thermodynamics
HyperPhysics ***** 热力学
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