countercurrent

1. An eddy or countercurrent in water. Study on Effect of Eddy Flow on Coagulative Precipitation
   逆流水中的漩涡或逆流涡漩水流对混凝沉淀效果影响的研究
2. Review on countercurrent chromatography and its application to the separation of biopolysaccharide;
   目的应用高速逆流色谱分离纯化白花败酱草化学成分。
3. The separation ofm-chloroaniline and p-chloroaniline was carried out by countercurrent dissociation extraction ( CDE).
   逆流解离萃取通过套用萃取酸分离间氯苯胺及对氯苯胺。
4. Analog signal adoption and control by the computer in the high-speed countercurrent chromatography;
   采用高速逆流色谱法分离纯化秦艽地上部分中的龙胆苦苷。
5. Study on Separation and Purification of Kelp Polysaccharide by Using Countercurrent Chromatography and Ultrafiltration Grade Separation Method
   逆流色谱和超滤分级法分离海带多糖的研究
6. Design and analysis of dual-frequency ultrasound dynamic countercurrent extraction apparatus
   双频超声动态逆流高效提取装置的设计与分析
7. Study of the continuous countercurrent spiral ultrasonic extracting apparatus
   连续逆流螺旋超声波浸取设备的研究
8. An eddy or countercurrent in water. A fog swirled up from the valley.
   逆流水中的漩涡或逆流雾从山谷中涡旋而升。
9. An eddy or countercurrent in water. combined radial and axial flow turbine
   逆流水中的漩涡或逆流辐流-轴流式涡轮机
10. Main characteristics, structure features, operating principle and computing formulas of major parts of the self-developed full countercurrent mixed-settler are introduced.
    介绍了自行研制的全逆流混合澄清器的主要特点、结构特征、工作原理和主要部件的计算公式。
11. It is proposed to use the waste heat from the acid-making process to recover the iron in the acid-making tailing by a countercurrent process.
    为此，提出了利用制酸厂的制酸废热，应用逆流式处理工艺回收制酸尾料中的铁。
12. The paper investigated the effect of unequal countercurrent blood vessels on the temperature distribution during phased high intensity focused ultrasound ( HIFU) treatment.
    在高强度聚焦超声（HIFU）下，研究了管径不同的伴行血管对于组织温度分布的影响。
13. The influences of column diameter and height on the countercurrent flotation process were discussed, and the new concepts of choked air bubbles and area load were put forward.
    论述了柱径与柱高对逆流浮选柱浮选过程的影响，提出了气阻、面积负荷的概念。
14. Recent research progresses on high-speed countercurrent chromatography ( HSCCC) were reviewed.
    综述近几年来高效逆流色谱（HSCCC）的研究进展。
15. A hot water distribution basin can be adopted for the countercurrent closed cooling tower.
    本逆流闭式冷却塔可使用池式配水系统。
16. YLX Series Countercurrent Scrubber is used for the final washing of salt slurry.
    YLX系列逆流洗涤器适用于盐浆的最终洗涤。
17. Study on application of ultrasonic oscillator in the continuous countercurrent spiral extracting apparatus
    超声波振荡器在连续逆流螺旋浸取设备中的应用研究
18. A continuous multi-stage countercurrent fractional crystallization process for crude naphthalene
    粗萘连续多级逆流分步结晶过程的研究A加权等效连续声压级
19. Conclusion: The ultrasonic-assisted multi-stage countercurrent extraction method is hoped to be widely used in the pharmaceutical industry.
    结论：组罐式超声波提取法可望广泛地应用在制药工业上。
20. The utility model is a solvent heating countercurrent extractor which is used for the extraction of the heat sensitivity natural products.
    本实用新型是一种溶剂热逆流萃取器，用于萃取热敏性天然产物。
21. The fundament of intermittent Countercurrent ringing as well as its design and application in electroplating was described.
    介绍了间歇逆流清洗与自然封闭循环的原理、设计及其在电镀过程中的应用。
22. Conclusion The ex-tracting method of high-speed countercurrent chromatography and the determining method of spectrophotometry have widen development prospect.
    结论高速逆流色谱提取方法和分光光度测定方法具有广阔发展前景。
23. Depolymerization of Cornstalk Powders in Supercritical Methanol, Product Separation with High-Speed Countercurrent Chromatography and Subsequent Analysis
    玉米秆粉末在超临界甲醇中的解聚及其产物的高速逆流色谱分离与分析
24. Purification of EGCG Monomer from the Extracts of Tea by High Speed Countercurrent Chromatography
    高速逆流色谱提纯茶叶粗提物中EGCG单体研究
25. Experiment and CFD Simulation of the Gas Holdup Distribution in Countercurrent Bubble Column
    逆流鼓泡塔气含率分布的试验测量与CFD模拟
26. Simulation and optimization of pressure swing distillation of methanol with countercurrent heat integration process
    甲醇变压逆流双效精馏系统工艺模拟与优化
27. Study on Pretreatment of Pharmaceutical Waste Water Using Technology of Azeotropic Distillation and Countercurrent Evaporation The hot air condensed the steam.
    共沸蒸馏-二效逆流蒸发工艺预处理化学合成制药废水水蒸气凝结成了水珠。
28. Mean temperature difference for countercurrent flow and cocurrent flow in steady continuous heat transfer has been deduced uniformly.
    采用统一的方法对定态传热逆流和并流的平均温差进行了推导。热是由于温度差造成的能量传递。
29. The application of high speed countercurrent chromatography in quality study of cyclosporin A
    高速逆流色谱技术在环孢菌素A质量研究中的应用
30. Black tea extracts are normally produced by a hot or boiling water extraction process, usually a countercurrent process.
    红茶的提取物通常是用热水或沸水通过逆流萃取工艺来制取的。

noun

1. actions counter to the main group activity
   1. political crosscurrents disrupted the conference

   Synonym:    crosscurrent

2. a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current

   Synonym:    ripriptidetide ripcrosscurrent