| 单词 | proof strain |
| 释义 | Definition of proof strain in English:proof strainnoun Mechanics
OriginMid 19th century; earliest use found in Macquorn Rankine (1820–1872), civil engineer and physicist. Definition of proof strain in US English:proof strainnoun Mechanics
OriginMid 19th century; earliest use found in Macquorn Rankine (1820–1872), civil engineer and physicist. |
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