Armstrong line
短语别名
Armstrong's line
释义与例句
name
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1.
The altitude above sea level at which water boils without a pressurized environment, and at which a person would require a pressure suit or pressurized environment to survive, and avoid having their bodily fluids boil away.
词源
Named after Harry George Armstrong (1899–1983), who determined this limit.
来源:wiktionary