查询词典 refluence

The check valve avoids refluence of air in pipe- lines and consequent pressure loss in which compressed air is intended to flow in one direction only.

单向阀能防止管路中的空气回流，以及随之而来的因压缩空气朝这一方向流动而产生的压力损失。

The results show the distributions of the velocity field and pressure field, especially for the flow in laryngeal and diffuse part. There are refluence on the tongue, but they will not affect the performance and efficiency of the HD pumps.

数值结果表明，蜗壳内的速度场以及压力场分布相对比较均匀，在隔舌和扩散段内存在一定的回流和涡流，但并不影响泵的良好性能和高效率。

Comparatively speaking, is it a refluence for our nation to emphasize nearby enrollment policy in the field of compulsory education at present?

相比之下，我国目前强调在义务教育阶段实施就近入学政策是否是一股逆流？

The effects of molar ratio of linoleic acid and ethanol, temperature , and amount of ionic liquid on esterification reaction were studied and the optimal reaction conditions were obtained, that is, n :n = 4:1 , at refluence temperature, with the amount of ionic liquid equaling 42wt.

研究了环境友好的BF4离子液体催化亚油酸等高碳脂肪酸与无水乙醇酯化反应，考察了亚油酸与乙醇的摩尔比、反应温度、离子液体用量等条件对亚油酸酯化反应结果的影响，优化了反应的工艺条件。

This paper discussed the effect of soluent,refluence time,the oxidation state of iron in ferric salt and the mol ratio of DBU and Phn on the species,crystal form and productivity of composite.

本文讨论了溶剂、回流时间、铁盐中铁的氧化态及 DBU 与邻苯二腈的摩尔比对合成产物的物种、晶型及产率的影响，提出了合成酞菁铁的较佳试验条件。

ConclusionThe extracting process of pot group dynamic refluence extraction can get more effective components, save energy and shorten the time of manufacturing.

结论蛹虫草多糖的罐组式动态逆流提取工艺节省能源，缩短生产时间，提取率较高。

Due to the writer wrote the refluence reality and Hong Kong enterprises may spectroscopy》 acquiredby oftraining in the development of the Pearl River Delta and Hong Kong enterprises face distress situation.

笔者曾在《港企回流现实与可能》一文中探讨了在珠三角发展的港企面临的窘迫局面。

The four different ways of alcohol refluence extraction, water distill extraction, microwave extraction and ultrasonic extraction were compared.

应用乙醇回流、水蒸气蒸馏，超声、微波等方法提取金银花，采用高效液相色谱法测定金银花中绿原酸的含量。

Finally, 2-Bromo-5-formyl -3-methylpyrrole was prepared by refluence under the alkaline condition. The structures of the synthetic products were characterized by elemental analysis, infrared, gas mass and 1H nuclear magnetic resonance.

对上述各步的合成过程中，通过元素分析、红外光谱、气相质谱和核磁共振光谱等检测手段对所合成的化合物进行了结构表征。

ResultsThe optimal extraction conditions of polysaccharide was 150 minutes, 90℃ and 1∶50 of the ratio of dosage liquor,5 pots in the pot groups dynamic refluence.

方法通过单罐单因素实验，正交设计分析提取时间、提取温度和料液比对蛹虫草多糖提取的影响；设计罐组式动态逆流提取装置，重点探讨料液比和提取级数对多糖提取得率的影响。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。