1 sentence

1. 这种精密仪器的误差控制在几个微米之内。

   zhè zhǒng jīng​mì yí​qì de wù​chā kòng​zhì zài jǐ gè wēi​mǐ zhī​nèi.

   The error of this precision instrument is controlled within a few micrometers.

   Source: Dong Chinese Dictionary