同义词
1)automatic filter cleaning,自动滤器清洗2)automatic cleaning strainer,自动清洗过滤器3)self-cleaning lubricating oil filter,自动清洗滑油滤清器4)automatic cleaning free purifier,全自动免清洗滤水器5)self cleaning rotation screen filter,自(动清)洗转筛过滤器6)automatically cleaned filter,自动清洗的过滤器
