straightness compensator

For the straightness compensator, the errors are less than 3%.
對(duì)直線度補(bǔ)償器進(jìn)行測(cè)試,給出了測(cè)量結(jié)果竝對(duì)其進(jìn)行了誤差脩正,脩正後相對(duì)誤差基本在3%以內(nèi)。