backwash pump
常見例句
- Cross section drawings of Media Circulating Pump (P-02603) and Backwash Pump (P-02604) shall be provided.
應(yīng)該提供傳動(dòng)裝置循環(huán)泵（P – 02603）和廻流泵（動(dòng)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(shí)用新型的優(yōu)點(diǎn)是能在一臺(tái)汙水 泵上實(shí)現(xiàn)切割和反沖洗的雙重功傚，提高汙水泵的適用範(fàn)圍。
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