单词	示震器
释义	示震器vibration meter
随便看	ratio of the circumference of a circle to its diameter ratio of tip-section chord to root-section chord ratio of trade account payable to purchase ratio of transformation ratio of transformation of current transformer ratio of transformation of potential transformer ratio of transformer ratio of winding ratio of 「off」 to 「on」impedance ratio-- parasitic-capture-to-fission ratio-- peak-to-rms ratio-- peak-to-valley ratio, percolation ratio photoreceptors subsequent neurons ratio-- positive-to-negative ratio print ratio--pulse-respiration ratio--pulse-temperature ratio-- pulse-time ratio recorder ratio recording controller ratio-recording controller ratios ratio-- sample-to-background-activity ratio scale