Strength measured relative to some reference, in our case, the solvent water.
酸碱强弱的标准是相对于溶剂不同来说的,在这里,我们选用参照溶剂水。
Lead is more solvent in acidic water.
铅在酸性水中更易溶解。
The liquid contains no solvent, such as water, and can be charged electrically with no heat involved.
这种液体不含有任何溶剂,比如水,并且可以在没有热量参与的情况下充电。
Water is thought to be crucial for life because it provides a medium for nutrients to diffuse into cells and wastes to drift out, and a solvent for critical metabolic reactions.
水被认为对生命是至关重要的,因为水是营养物渗入细胞以及废物排出的媒介,也是关键新陈代谢反应的溶剂。
The Austrian researchers are certainly not the first to consider the possibility of exotic life supported by a solvent other than water.
其他溶剂支持的生命形式是否存在?奥地利科学家肯定不是第一批思考这一问题的人。
"It is becoming clearer and clearer," he says, that "water is more than just a solvent, but actually an integral part of the functional structure of proteins."
再加上瑞典苏黎世大学(University of Zürich)的物理化学科学家和合著者彼得.哈姆(Peter Hamm)一句话“这越来越明朗了,水不仅仅是一种溶剂,事实上还是蛋白质功能结构的一部分”。
The researchers started out with tiny hydrophilic glass beads in an organic solvent. Then they added just one percent weight of water.
科学家的研究从一种有机溶剂里的亲水玻璃粉开始,然后向其中添加了1%重量的水。
These batteries will use water-based electrolytes that are cheaper and easier to use than organic solvent-based electrolytes used in lithium-ion batteries.
这种电池将会使用较便宜的水性电解质,而不是使用在锂离子电池中的有机溶剂性电解质。
Remember learning in high school that water is the universal solvent?
还记得高中时学过的水是自然界最好的溶媒吗?
A substance that will not dissolve in water or solvent.
一种在水或溶剂中不能溶解的物质。
Water is a very good solvent for ionic species.
水对各种离子是非常好的溶剂。
The solvent approach requires less energy than heating, pumping, and recycling water for steam.
采用溶剂的方法比加热,抽取,然后再利用生产蒸汽的水资源这一处理过程要消耗更少的能量。
As water is a good solvent, pure water is never met with in nature.
因为水是一种很好的溶剂,所以在自然界从未遇见过纯水。
The reaction conditions such as dosages of catalyst, 1, 4 dioxane and water, solvent type, reaction temperature and time, adding method were also studied.
同时还研究了催化剂用量、1,4二氧六环的用量、溶剂种类、反应温度、反应时间、水量及加水方式等对该反应的影响。
The modified reaction was completely finished by circumfluence to repel water in organic solvent.
改性反应是在有机溶剂中,通过回流分水使反应充分进行。
Ganciclovir could be purified to more than 99.0%(HPLC) by a combination of acetone, acetic acid and water in 83.3% recovery as compared with 30% one when using water or methanol as solvent.
相比目前使用的水或甲醇溶剂纯化收率30%,发现以丙酮、乙酸、水的溶剂体系,精制更昔洛韦收率可显著提高到83.3%,高效液相色谱(HPLC)分析,产品纯度达到99.0%以上。
Water chestnut drege carboxymethylated product (WCDCMCS) is prepared and studied by methanol solvent method, using water chestnut drege (C6H9O4OH) as raw material under alkaline condition.
研究了以荸荠渣(C6H9O4OH)为原料,采用甲醇溶剂法,在碱性条件下制备出荸荠渣羧甲基化产品(WCDCMCS)。
Solvent and water based screen printing inks are formulated with primarily solvent or water.
溶剂和水基丝网印刷油墨正为此制订主要是溶剂或水。
Complete water as the solvent, does not contain VOC; environmental friendly.
完全用水做溶剂,不含voc;环保无毒。
Density, water content, volume solids, and exempt solvent content are also determined, and the VOC content is calculated.
密度,水含量,固体份含量,稀释量同样可确定,VOC的含量可计算来得到。
Study the dosage of the water temperature, etherification, solvent quantity of CMS viscosity and substitution degree.
研究了水的用量,醚化温度,溶剂的量对CMS的粘度和取代度的影响。
Compared to the conventional organic solvent extraction method, the subcritical water extraction method showed shorter handling time and lower solvent consumption without waste producing.
结果表明,当两者具有相同的提取效果时,亚临界水提取法的提取时间及提取溶剂的消耗量大大减少,避免了使用有机溶剂造成的污染。
In this paper, water and alcohol as extracting solvent were used to extract gingko flavonoids.
本文研究了银杏黄酮的水—乙醇提取工艺,就不同的提取条件进行工艺优化。
Cleaning by water and solvent.
水,溶剂清洗两用。
Some catalytic systems for the synthesis of glutaraldehyde by one step catalytic oxidation of cyclopentene and hydrogen peroxide in a non water solvent were studied.
对在非水溶剂存在下过氧化氢一步催化氧化环戊烯制备戊二醛过程中的催化体系进行了研究。
As water is a universal solvent many different compounds are dissolved in it.
因为水有着很强的溶解力,很多不同的成分都溶于了海水中。
As water is a universal solvent many different compounds are dissolved in it.
因为水有着很强的溶解力,很多不同的成分都溶于了海水中。
应用推荐