countercurrent

英

美

n.  逆流；逆电流
adv.  相反地

机械

英英释义

noun

• actions counter to the main group activity
  1. political crosscurrents disrupted the conference
  Synonym:crosscurrent
• a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current
  Synonym:ripriptidetide ripcrosscurrent

双语例句

• 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。
• 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
• 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。
• 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
• 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
• 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。
• 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
• 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。
• 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。
• 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。