sonicsn.声能学sonicadj.音波的；音速的sonic shear stability声速剪切安定性sonic location system声波定位系统sonic fineness tester声波式细度仪sonic location method声波测位法sonic washing machine超声波洗涤机sonic dust collection声波集尘sonic elastic modulus声弹性常数sonic time fluctuation声时波动sonic-absorbent body吸声体sonic-frequency band声频带