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- field ditch system 田间沟网
- Analysis of process performance for triple oxidation ditch system treating municipal wastewater. 三沟式氧化沟污水处理工艺的性能分析。
- Oxic zone and anaerobic zone were not set up separately in interchannel clarifier oxidation ditch system, gathering all the functions of the aeration, sediment and circumfluence in it. 此一体化氧化沟不分设好氧区和厌氧区，集曝气、沉淀、回流功能为一体，符合当前污水处理工艺合建、简化发展的总趋势。
- The oxidation ditch system in Handan waste watertreatment plant (WWTP) is the first triple oxidation ditch system (T-OD) treating municipal wastewater in China, which was studied in this paper. 以三沟式氧化沟为对象，在现场试验的基础上，分析了环境因素和工艺参数(包括水温、水力停留时间、污泥龄)与运行方式对三沟式氧化沟去除有机物、脱氮、除磷效果的影响。
- Study on Forming Assembling and Distributing Ditch System in Modern Logistic 现代物流中货物集散渠道系统的构建研究
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- The ANN Model Predicting Effluent COD of Carrousel Oxidation Ditch System Carrousel氧化沟系统出水COD预报的神经网络模型
- The men were digging a ditch in the field. 那些人在田里挖水渠。
- multi-stage canal and ditch systems 多级沟渠系统
- The crowd cheered as the teams entered the field. 球队入场时观众们为之欢呼。
- ecological ditch system with interception function 生态拦截型沟渠
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- Assembling and Dispersing Ditch System(ADDS) 集散渠道系统
- Right-handed batters usually hit to left field. 右撇子击球手把球打到左外野。
- The runaway horse was cornered in a field. 那匹跑掉的马在田地里被圈住了。
- Tent is used by camper and by soldier in the field. 露营的人和战地的士兵用帐篷。
- The children had a field day with their new toys. 孩子们玩新玩具玩得十分开心。
- An oil well blew out in the oil field. 油田里有一口油井发生井喷。
- He is an adventurer in financial field. 他是金融领域的投机者。
- The castle frowned down upon the field. 城堡呈威压之势俯视原野。
