Hatchlings are simply too small to conserve body heat, even with insulation and countercurrent exchange systems.
刚孵出的小海龟太小了，即使有保温和逆流交换系统，也无法保持体温。
The leatherback is certainly not the only animal with such an arrangement; gulls have a countercurrent exchange in their legs.
当然并不只是棱皮龟有这种结构，海鸥的腿部也有一个逆流交换系统。
The leatherback accomplishes this by arranging the blood vessels in the base of its flipper into a countercurrent exchange system.
棱皮龟通过将鳍状肢底部的血管排列成逆流交换系统来完成这一过程。
Countercurrent Chromatography is a newly -developed separation technology.
逆流色谱技术是一种新颖的分离技术。
Material-leading installation was set up for solving problem about countercurrent.
增设了导料装置，从根本上解决了物料的“反流”问题。
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。
Selection and optimization of experimental system of high speed countercurrent chromatography.
高速逆流色谱实验体系的选择和优化。
The solvent countercurrent extraction process for total flavonoids from Toona sinensis (A Juss.
优选香椿叶总黄酮的最佳提取工艺。
A new method of tea extraction was introduced, and analyzed the process of countercurrent extraction.
介绍了一种茶叶浸提的新方法，并对逆流提取的过程进行了分析。
At present, a few CFD simulations of countercurrent of liquid and gas in the bubble column are found.
目前，关于鼓泡塔内气液逆流操作的CFD模拟计算还很少。
The result showed that the fluid flow for the water-wet system is countercurrent at high capillary force.
研究结果表明，注入水渗吸体系因毛细管力较高、毛细管力与重力比值较大，其渗吸过程为毛细管力支配下的逆向渗吸。
Two phase countercurrent flow in reactor hot leg at loss of coolant accident is studied by experiment and analysis.
对反应堆失水事故条件下热管段内的两相流逆向流动过程进行了实验研究和理论分析。
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。
Extraction factor is one of the most important parameters in optimum design of countercurrent extraction technology.
萃取比是优化串级萃取工艺设计中的重要参数。
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。
High speed countercurrent chromatography was successfully used for the separation and preparation of isomeric compounds.
应用高速逆流色谱法对同异构体的分离纯化进行研究。
The optimum design model of countercurrent spray dryer is established with the annual total cost as the objective function.
建立以年总费用为目标函数的逆流喷雾干燥优化设计数学模型。
High speed countercurrent chromatography (HSCCC) was successfully used for the separation and preparation of isomeric compounds.
应用高速逆流色谱法对同分异构体的分离纯化进行研究。
The process for concentrating natural vitamin E in the dual-column continuous countercurrent supercritical extraction is studied.
探讨了双塔连续逆流操作的超临界萃取和浓缩天然维生素E的工艺路线。
The hydrodynamic calculating method of countercurrent packing tower was discussed, and the algorithm of which was briefly reviewed.
讨论了逆流填料塔的流体力学计算方法，对泛点算法作了简要的回顾。
This article mainly aims at introducing the process, the structure and the characteristics of continuous countercurrent extraction.
介绍了连续逆流提取的工艺过程、主体结构及性能特点，并分析了其在实际应用中存在的一些优缺点。
The radial mixing characteristics were studied for two different types of hole in the Mellapak under two-phase countercurrent flow.
在两相流工况下，对两种孔型板波填料作气流的径向分布性能的实验研究。
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。
The system comprises multiple membrane adsorber cartridges that are interconnected and configured to operate in a countercurrent flow mode.
该系统包含多个相互连接的膜吸附器筒，并被构造成以逆流流动模式进行工作。
Using all slurry cyaniding and countercurrent washing, and carbon-in-pulp process produced gold before in cyanide mill of Saiwusu gold Mine.
赛乌素金矿氰化厂，原采用全泥氰化逆流洗涤-炭浆联合工艺生产。
The cocurrent shear plays the roles on thinning film thickness and enhancing heat transfer, and the countercurrent shear has inverse effect.
同向切应力具有减薄液膜厚度和增大传热系数的作用；
The novel catalytic gasification process with solid heat carrier is called External Circulating Countercurrent Moving Bed gasification system.
本论文构建了基于固体热载体加热模式的逆流外循环移动床催化气化反应体系。
The system is composed of three reactors, a gas-solid countercurrent moving bed gasifier, a moving bed pyrolysis reactor and a riser-type combustor.
该系统由移动床热解反应器、移动床气化反应器和流化床燃烧反应器组成。
Both the extraction ratios of countercurrent multi-stage extraction and cross current multi-stage extraction were higher than single-stage extraction.
多级逆流或错流萃取的萃取率明显高于单级萃取。
Both the extraction ratios of countercurrent multi-stage extraction and cross current multi-stage extraction were higher than single-stage extraction.
多级逆流或错流萃取的萃取率明显高于单级萃取。
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