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声学计量技术
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声学计量技术
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声学计量技术
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acoustic metrological technology
声学计量技术
研究声学基本参量、主观评价参量和工程使用参量的测量,保证单位统一和量值准确的技术。是计量学的重要内容之一。
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spherical coordinate
spherical coordinates system
spherical coordinate system
spherical covering
spherical CR structure
spherical cuboctahedron
spherical curvature
spherical curve
spherical cyclic curve
spherical defect
spherical deflection analyzer
spherical deformation tensor
spherical degree
spherical density
spherical derivative
spherical design
spherical digon
spherical distance
spherical distribution
spherical domain
spherical earth theory
spherical element
spherical equilateral triangle
spherical excess
spherical excess formula
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