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1·From there it is pumped up to a sand filter in the conservatory.

水箱里的水再由泵抽到温室里的沙子过滤器里。

2·Poor organics removal was caused by sand filter in process train 2.

流程2砂滤柱对有机物去除效果较差。

3·A new type of uniform dual media anthracite - sand filter is firstly proposed in this paper.

首次提出了新型煤——砂双层均匀滤料滤池。

4·The center pipe is machined from 64mm tubing, and the sand filter is made from silica sand, cement, additive.

滤砂器是根据不同技术标准筛选不同粒度的石英砂、油井水泥、添加剂和水按配比加工压制的。

5·The practice shows that recycled metal sand filter can meet requirements of production and reduce production cost.

经实践证明：回用的金属砂能满足生产要求，降低了生产成本。

6·With the BCOP, pollutants removal effects of subsequent sedimentation tank and rapid sand filter could be improved.

增加生物接触氧化预处理工艺，显著提高了后续混凝沉淀池和砂滤池的除污染效果。

7·Against the raw water conditions in GuangZhou, this paper carries out a research into water treatment effect of GAC-sand filter.

本论文针对广州市原水条件进行炭砂复合滤池净水效果试验研究。

8·This paper expounds the adaptibility of coarse sand filter with simultaneous air and water backwash to tertiary filtration plant.

阐述了粗石英砂气水同时冲洗滤池，在污水深度处理中的适用性。

9·The result showed that as compared with quartz-sand filter media, the modified quartz-sand is more efficient in treatment of algae-laden water;

采用改性石英砂滤料强化过滤处理含藻水的试验结果表明，与石英砂滤料相比，改性石英砂滤料对含藻水具有优良的处理效果；

10·Cultivation experiments with sand filter pipe have been carried out to study the effect of different dosage of bentonite on sandy soil fertility.

在沙土上通过沙滤管培养，研究了不同膨润土用量对土壤肥力的影响。