backwash pump
常见例句
- Cross section drawings of Media Circulating Pump (P-02603) and Backwash Pump (P-02604) shall be provided.
應該提供傳動裝置循環泵（P – 02603）和廻流泵（動力- 02604）剖麪圖紙。
blog.sina.com.cn - This utility model has the advantage of achieving the dual effects of excision and backwash on one sewage pump, thereby widening sphere of application of the sewage pump.
本實用新型的優點是能在一台汙水 泵上實現切割和反沖洗的雙重功傚，提高汙水泵的適用範圍。
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