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声波探测仪
释义
声波探测仪
Encyclopedia
理学
工程物探仪器
释
sonic detector
声波探测仪
通过向岩体、岩石、混凝土等发射声脉冲,接收声场经介质传播的声波信号,并分析介质的时间、能量、频率等声波变化的观测仪器。
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fundamental basis
fundamental bass
fundamental bond
fundamental bracket
Fundamental Catalogue
fundamental cell
fundamental circle
fundamental circuit
fundamental class
fundamental cocycle
fundamental cohomology class
fundamental combinant
fundamental commutation relations
fundamental component
fundamental concept
fundamental conjecture
fundamental conjecture; Hauptvermutung
fundamental constant
fundamental construction
fundamental construction problem
fundamental constructive sequence
fundamental continuity theorem
fundamental coordinate system
fundamental curve
fundamental cutset
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