溶媒以蒸馏水为最好,冷沸水次之,自来水最差。
The distilled water was better than cold boiled water which is better than running water in solution.
采用自制的滴体积法实验装置,以蒸馏水的表面张力作为标准,检验了其精确性。
The apparatus of drop volume method was made in this paper, accuracy of which was verified according to the literature value.
再将热能传递到加热分离器和再沸换热器以蒸馏储油层生产水,回收蒸馏水和浓缩盐水或固体产品。
Further, transferring the heat energy into a heated separator and reboiler exchanger to distill oil reservoir produced water and recover distilled water and a concentrated brine or solid product.
人参根磨粉后,以蒸馏水为提取剂,用超声波法提取人参根中人参多糖,采用苯酚-硫酸比色法测定多糖含量。
Using distilled water as extraction agent, ginseng polysaccharides were extracted by method of ultrasonic wave from ginseng powder.
维斯必须蒸馏、加热并使空气样品通过吸附剂,以除去二氧化碳和氪等会污染极灵敏的探测器的气体。
Weiss had to distill, heat and pass the air samples over adsorbents to remove gases such as carbon dioxide and krypton that could foul the extremely sensitive detector.
传统技术用的是蒸馏,新兴的替代技术是通过迫使咸水通过一个反渗透薄膜以达到过滤。
The conventional method involves boiling and then distilling water. An alternative works by reverse osmosis, in which water is forced through a semi-permeable membrane.
北美的乙醇大多数来自谷物(玉米),效率较低而且常常在以煤为动力的蒸馏厂里生产出来;所以它既不便宜也不环保。
North American ethanol is mostly made from corn (maize), which is less efficient, and often produced in distilleries powered by coal; it is thus neither as cheap nor as environmentally benign.
她的项目目标是为120个家庭提供太阳能脱盐蒸馏釜,以改善家乡的饮用水质量。
Her project's goal was to provide solar desalination stills in 120 homes to improve the quality of drinking water in her home country.
建立了一种以柴油组分油的恩氏蒸馏数据为基础的数学关系式,用于预测柴油调合油的冷滤点及凝点。
A mathematical model based on the distillation data of diesel components was developed to predict the cold filter plugging point and solid point of the blended diesel fuels.
文章研究了以分子蒸馏法纯化桂油的工艺条件,并在此基础上实现了高纯度肉桂醛的生产。
The technological conditions for industrial purification of cinnamaldehyde from cinnamon oil by molecular distillation have been investigated.
威士忌酒:以大麦、黑麦、燕麦、小麦、玉米等谷物为原料,经发酵、蒸馏后放入橡木桶中陈酿、勾兑而成的一种酒精饮料。ABV: 40%—50%。
Whisky: In Gaelic, whisky means "Water of Life". You get whisky after the fermentation process is done which uses wheat, barley, rye, and corn. ABV - 40% to 50%.
催化裂化C4 +馏分中的丁二烯选择性加氢和该馏分蒸馏分离同时进行以生产丁烯的一种过程。
A process in which the selective hydrogenation of butadiene in FCC C4 + fraction and the distillation separation of the fraction take place concurrently to produce butylene.
结果,以丙烯醇为起始原料,经加成、酸化、闭环反应,最后经减压蒸馏,成功制得了羟基丙烷磺酸内酯。
Through addition, acidification, closed ring and finally decompressed distillation, hydroxyl propane was made used propenol as initial material.
珍露最古老的混合双重蒸馏雅文邑。瓶身镀以银色并配有独一挂锁以确保其内珍贵酒体。
Janneau 's oldest blended, double distilled armagnac. silver plated bottle together with an exclusive padlock for guarding its precious contents.
珍露最古老的混合双重蒸馏雅文邑。瓶身镀以银色并配有独一挂锁以确保其内珍贵酒体。
Janneau's oldest blended, double distilled Armagnac. Silver Plated bottle together with an exclusive padlock for guarding its precious contents.
以古老的蒸馏法由品种改良的鲜果及花朵中萃取而得。
Obtained by way of ancient distillation methods from genetically im proved fresh fruits and flowers.
本文以稀甲醇水溶液为实验物系,研究了易挥发溶质水溶液膜蒸馏过程的传质和传热性能。
The performance of mass and heat transfer in membrane distillation was investigated with a system of aqueous solution containing more volatile solute (methanol).
首先,要扫瞄一个装有蒸馏水的比色皿作为空白,以提供一个光谱背景。
First, a cuvette filled with distilled water must be scanned as a blank to provide a spectral background.
甘蔗糖蜜酒精蒸馏设备的积垢,是一种以各种钙、镁盐为主的复合重硬垢,用常规的清洗方法难以凑效。
It is difficult to wash by usual method the filthy which is a compound hardened dirty mainly composed of Ca and Mg in alcohol distillation equipments.
此外,还对皂化甘油蒸馏操作提出了建议,以提高甘油蒸馏得率和聚合甘油的富集。
Furthermore, the paper also gives some advices to operation of saponification glycerol distillation in order to increase recovery ratio of glycerol and enrichment of polyglycerol.
本论文拟探讨一条适宜于工厂化生产的减压蒸馏提取洋葱油的工艺,以提高洋葱油的得率和质量。
This article is to be discussed at a factory for the production by decompressing distillation process to extract onion oil, in order to improve the yield and quality.
翻译可以用蒸馏法除去海水中的盐分以制取饮用水。
Sea water can be made drinkable by distillation to get rid of salt in it.
介绍了以甲醇钠甲醇溶液与氯仿为原料,采用共沸蒸馏法制备原甲酸三甲酯的改进工艺。
An improved method of synthesizing trimethyl orthoformate through azeotropic distillation by taking sodium methoxide in methanol and chloroform as raw materials has been presented by the author.
介绍了以甲醇钠甲醇溶液与氯仿为原料,采用共沸蒸馏法制备原甲酸三甲酯的改进工艺。
An improved method of synthesizing trimethyl orthoformate through azeotropic distillation by taking sodium methoxide in methanol and chloroform as raw materials has been presented by the author.
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