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hydro-percussive tools
释义
hydro-percussive tools
Encyclopedia
理学
孔内钻具
释
hydro-percussive tools
液动冲击器
以钻探冲洗液为动力介质,利用高压液流能量及动态水击能量产生连续冲击载荷的孔底动力机具。又称液动潜孔锤。
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focal line
focal manifold
focal mechanism
focal mechanism solution
focal mechanism solution parameters
focal net
focal pair
focal parameter
focal plane
focal plane array
focal-plane array
focal plane array infrared seeker
focal plane array tester
focal plane assembly
focal-plane instrumentation
focal-plane modulator
focal-plane spectrometer
focal point
focal-point
focal point equilibrium
Focal Power
focal power
focal property
focal radius
focal ratio
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