单词	汞合金代型
释义	汞合金代型医amalgam die
随便看	operation process analysis operation process chart operation process diagnosis operation processes operation processing operation processor operation process redesign operation process reengineering operation process simulation operation profile operation profit operation profits operation program operation programming operation progress operation project operation property operation protection Operation protocol operation protocol data unit operation quality operation quality distance Operation quality of grain drill Operation quality of mouldboard plough operation quality standard