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- AFA combinated with sand filtration process has been used for removing phosphorus in secondary effluent. 利用工業(yè)廢棄物粉煤灰制備活性粉煤灰除磷劑AFA,將AFA與傳統的砂濾工藝相結合,用于二級出水中磷的去除。
- This study tries to use upflow rough filtration as the pretreatment for slow sand filtration. 摘要嘗試采用上向流粗濾，作為慢濾池的預處理。
- Wool scoring effluent purified by bioflocculation and sand filtration is clear, with total COD?SS removal rate up to 90%. 經(jīng)生物絮凝處理的洗毛污水,直接經(jīng)砂濾,總COD、SS去除率可達90%25以上,出水透明。
- This paper presents the recycling process of wastewater scouring feather with method of coagulation deposition and sand filtration in Chengmai Feather Factory. 文中介紹了羽絨廢水處理回用工藝，對澄邁羽絨廠(chǎng)精洗廢水采用混凝沉淀與砂過(guò)濾法進(jìn)行處理。
- This filtration process was proved to be stable and economical in nearly two years operation.The optimal operation conditions of quartz sand filtration and its backwash were studied. 實(shí)驗證明了陶瓷膜過(guò)濾食醋時(shí)前置石英砂預處理工序具有重要的經(jīng)濟價(jià)值，同時(shí)確定出石英砂過(guò)濾和反沖洗的最佳工藝條件。
- sand filtration tube- potassium dichromate 砂濾管--重鉻酸鉀容量法
- micro-flocculation continuous sand filtration 微絮凝連續過(guò)濾
- Water can be purified by filtration through sand. 水通過(guò)沙濾可以變清。
- Improvement of quartz sand filtration process for vinegar treatment 石英砂過(guò)濾澄清食醋工藝的改進(jìn)
- Keywords bioflocculation;sand filtration;wool scoring effluent; 生物絮凝;砂濾;洗毛廢水;
- Ouch! The sand is so hot! I can burn my feet. 哎喲！沙子這么燙！會(huì )燙傷腳的。
- He has intermittent bursts of interest. 他的興趣是一陣陣的。
- The sand blew into the food and made it gritty. 砂吹進(jìn)食物中，里邊盡是砂子。
- The children were playing in the sand pit. 孩子們在沙坑中玩耍。
- The tractor has make deep furrow in the loose sand. 曳引機在松軟的沙土上留下了深深的車(chē)轍。
- The sun blazed down on the sand. 陽(yáng)光強烈地曬在沙灘上。
- His company was built on the sand. 他的公司根基不穩固。
- The river has scour out a passage in the sand. 這條河在沙土中沖出一條水道。
- The boat grounded on a sand bank. 船只擱淺在沙洲上。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一個(gè)地道。
