Chinese translation for "back filter"

反回过滤

Example Sentences:

1.

Standard test method for determination of gaseous and particulate polycyclic aromatic hydrocarbons in ambient air collection on sorbent - backed filters with gas chromatographic mass spectrometric analysis 环境空气中气态和颗粒多环芳香烃测定的标准试验方法

Similar Words：

"back filling method" Chinese translation, "back filling shrinkage" Chinese translation, "back filling soil" Chinese translation, "back filling system" Chinese translation, "back filling tamper" Chinese translation, "back fin" Chinese translation, "back finishing machine" Chinese translation, "back finning machine" Chinese translation, "back fire" Chinese translation, "back fire antenna" Chinese translation