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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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physical examinationg of motor system
physical examination of breast
physical examination of cranial nerve
physical examination of metals
Physical Examination of Pilot
physical examination of the sensory system
physical explosion
physical extent
physical extraction
physical extraction of mobile phone data
physical fatigue relieving function of health food
physical fitness
physical foaming
physical foaming agent
physical function training
physical gel
physical geodesy
physical geographical and economic condition of ore district
physical geographical boundary
physical geographical dynamics
physical geographical environment
physical geographical interface
physical geographical process
physical geographical structure
physical geographical system
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