例句與造句

1. air cored instrument
   空心電動儀表
2. the core instrument for frequency-following is the pll . the dsp is used to realize the regulating of the dead time on-line
   用鎖相環(huán)作為頻率跟蹤的核心器件，根據(jù)最佳死區(qū)的理論，用dsp實現(xiàn)死區(qū)的在線調(diào)節(jié)。
3. It's difficult to find core instruments in a sentence. 用core instruments造句挺難的