... Acoustical Holography 声波全像术 Acoustical Units 声学单位 acoustics (1)声学(2)音质 ...
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Mechanical properties, fluid permeability, acoustical properties, heat conductivity and damping capacity were tested by testing methods and testing units that we design.
通过理论分析和典型试验，证明了温度对液体在橡胶中透过性测量的显著影响和保持试验环境温度恒定的必要性。
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