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Sonic Vibration drilling
释义
Sonic Vibration drilling
Encyclopedia
理学
钻进方法
释
Sonic Vibration drilling
声频钻进
以振动频率为50~200赫兹的高频振动为动力的钻进方法。又称声频振动钻进、声波钻进。
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equal sign
equal-spaced projection
equal-spin-pairing state
equal-spin-pairing state, ESP state
equal tails test
equal temperament
equal thickness fringes
equal thickness interference
equal-time commutation relation
equal time sample design
equal to
Equal traffic rights
equal triangles
equal trivectors
equal value gray scale
equal vectors
equal weight average combination
equal weighted rate of return
equant
equantequation
equate
equating
equating based on classical test theory
equating based on item response theory
equating coefficients
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