请输入您要查询的英文单词:
单词
mach wave
释义
mach wave
noun
Usage:
usually capitalized M
Etymology:
after Ernst
Mach
died 1916 Austrian physicist and philosopher
:
the envelope of wave fronts propagated from an infinitesimal disturbance in a supersonic-flow field
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更新时间:2025/9/15 9:08:58