列管式自动反冲洗过滤器
automatic back-flush tube filter
自动反冲洗过滤器
Automatic reverse-washing filter
automatic backwash filter
自动反冲洗滤网
automatically counter flushing sieves
过滤器自动清洗
automatic filter cleaning
气动滤器自动排水机构
automatic drawing mechanism of pneumatic filter
多介质过滤器反洗
reverse wash of multi-medium filter
前端保全过滤器
front-end security filter
全自动动平衡机
automated balancing machine
automatic balancing machine