精密

1. 微调装置精密仪器上被设计用以增进精密校准或测量的一个辅助装置
   An auxiliary device designed to facilitate fine adjustments or measurements on precision instruments.
2. 平面规，测平仪在精密金属加工中用于测定平面表面精度的金属平板
   A flat metal plate for gauging the accuracy of a plane surface in precision metalworking.
3. 如果你把这台精密仪器置于高温之下，仪器将会受到严重损坏。
   If you subject this precision instrument to a high temperature, it will be seriously damaged.

精的英语翻译：

密的英语翻译：