单词	卡片读-打机
释义	同读卡打卡机--卡片读-打机
随便看	periodic leak-rate testing periodic line periodic load periodic loading periodic locust periodic logging periodic maintenance periodic maintenance and repair periodic market system periodic measurement periodic media periodic method by area and volume combined periodic method by volume periodic migration periodic motion periodic noise periodic of half lift periodic operating test of steam turbine periodic operation periodic orbit periodic--orbit periodic order quantity periodic order quantity (poq) periodic oscillation periodic parallelogram