英语词汇“ultrasonic walking aid”的读音、翻译、释义、用法及例句-开邑网

词汇	ultrasonic walking aid
释义	ultrasonic walking aidultrasonic walking aid1.■超声助行仪
随便看	focusing coefficient of sonde focusing coil focusing condition focusing conditions focusing criterion focusing cup focusing current focusing curve focusing defect focusing diffratometer focusing distance focusing effect focusing electric field focusing electrode focusing electrophoresis focusing error focusing eyeglass focusing factor focusing field strength focusing foil focusing force focusing geometry focusing glass focusing grid focusing hood

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