词汇	mother of per layer
释义	mother of per layer 珍珠层
随便看	rotary-type thermal shock testing chamber rotary type through-flow dryer rotary uhrasonie grinding rotary ultrasonic grinding rotary ultrasonic machine rotary ultrasonic machining Rotary ultrasonic vibration rotary underreamer rotary uninterruptable power supply Rotary union rotary unit rotary unit vector function rotary upsetting table rotary upturned nasal cutting forceps rotary vacuam filter rotary vacuam pump rotary vacumm pump rotary vacuum desiccator ro tary vacuum desiccator ro-tary vacuum desiccator rotary vacuum disk filter rotary vacuum disk fiter rotary vacuum drier rotary vacuum drierrotary vacuum desiccator rotary vacuum drum filter