常見例句

雙語例句

• This paper expounds the influence of electrical background noise on low levels sound intensity measurement throughing theory analysing and the relevant preventive measures.
  通過理論分析，闡述了電子噪聲對低聲強(qiáng)級聲強(qiáng)測量的影響以及相應(yīng)的預(yù)防措施。
返回 electrical noise background