单词	aged child ratio
释义	aged child ratio 医老龄化指数
随便看	telemetering of current telemetering of power telemetering of speed of revolutions telemetering of strain telemetering oscillator telemetering package telemetering pickup telemetering pick up telemetering pick-up telemetering pluviograph telemetering pluvio-graph telemetering pulse duration modulation telemetering pulse width modulation telemetering rain gage telemetering rain gauge telemetering receiver telemetering receiving apparatus telemetering receiving instruments telemetering reception telemetering remote control telemetering,remote metering telemetering rocket telemeterings telemetering seismic station network telemetering seismograph