Chinese translation for "back-feed oil seal"

回流油封

Similar Words：

"back-extract" Chinese translation, "back-extractant" Chinese translation, "back-extraction" Chinese translation, "back-extrapolate" Chinese translation, "back-feed material" Chinese translation, "back-field" Chinese translation, "back-filling in layers" Chinese translation, "back-fill，back-up" Chinese translation, "back-fire arrangement" Chinese translation, "back-fire arrestor" Chinese translation