The advantage of smoke opacimeter in measuring low particulate concentration exhaust from diesel is enduced with the contrast of measuring principle for filter type smokemeter and smoke opacimeter.是什么意思_The advantage of smoke opacimeter in measuring low particulate concentration exhaust from diesel is enduced with the contrast of measuring principle for filter type smokemeter and smoke opacimeter.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句