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- Laminar flow principle throughout the system. 完美的层流方式。
- The Parallel Flow Principle is ideal for producing high reactive quicklime. 并流的原理是生产高活性度石灰的理想方式。
- A vibration bed rig with gas down flow was used to investigate the coal fragmentation instead of a fluidized bed. 利用下行气流振动床代替流化床，研究了煤的碎裂特性。
- The form of the multiphase flow has been discussed,and the optimal operating point of the straight down flow film demister has been determined. 测试了表观气速和液气比对直流降膜式旋风除雾器分离性能的影响,讨论了气液两相流流型对分离性能的影响,确定了最佳操作条件。
- At the same time, the employment of the mass flow principle ensures greatly improved hank spreading, which prevents creasing. 同，设计以质量流动原理为本，可以改善纹纱的输送，避免皱褶。
- Based on the two phase flow principle, the pneumatic slagoff for boreholes in coal seams was theoretically researched and simulated. 摘要基于两相流的有关原理对煤层钻孔风力排渣进行了研究，结合现场情况，建立了煤层钻孔风力排渣实验装置，对风力排渣进行模拟实验。
- After fhe said trays replaced the original float valve trays in the original column shell with the existing down flow spouts,the thorughput was double and th... 该塔板具有通量大、分离效率高、操作弹性大、压降低及物料适应性强等优点。
- A down flow biological fluidized bed reactor (DBFB) was used to discuss the stability of nitrification through nitrite under high concentration of ammonia . 本文采用下向流内循环生物流化床反应器,在高浓度氨条件下,探讨了亚硝化过程的稳定性。
- A down flow biological fluidized bed reactor (DBFB) was used to discuss the stability of nitrification through nitrite under low concentration of dissolved oxygen(DO). 采用下向流内循环生物流化床反应器,在低浓度溶解氧条件下,探讨了亚硝化过程的稳定性。
- Analyzes the in situ pressure testing curve of SFT by means of the straight line simulated. Using the least square method the value for fomation pressure is obtained, the calculation of testing radius based on the stable sepage flow principle is made. 分析了SFT现场实测曲线，利用最小二乘法拟合的直线求得了地层压力，并采用稳态渗流原理计算出测试半径，进而应用这些资料分析了油气藏压力，泥浆柱压力以及确定了动用层位和井间连通关系等参数。
- A newly down flow reactor with new ways of feed atomization and oil catalyst contact was developed according to the characteristic of ultra short contact time catalytic cracking process. 根据超短接触时间催化裂化工艺的特点,开发了具有新型原料雾化和剂、油接触方式的下行式反应器。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- The plastic constitutive model which involves DP yielding principle and relevant flowing principle was selected for high pressure conduction medium pyrophyllite. 文章为高压传压介质叶蜡石选择了一个塑性本构模型,它包括DP屈服准则和相关联的流动准则。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- up and down flow subsurface constructed wetland 上下回流式人工湿地
- He let himself down slowly by means of a tope. 他借助一根绳子慢慢地下来了。
- The deer was peppered with shot all down one side. 那只死鹿的半边身子都被子弹击中。
- The maid did down the walls with a duster. 女佣用掸帚由上而下地刷除四壁上的尘垢。
- Bind down the ropes around the load on the lorry. 把绕在卡车上货物外面的绳子扎紧。
