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Many factors affect the process of spontaneous imbibition.This paper is focused on the effect of initial water saturation and rock lithology on rate of imbibition and oil recovery.

影响自吸的因素有很多,文中主要研究束缚水饱和度和岩石性质对自吸速度及采收率的影响。

A hose connection type anti-siphon vacuum breaker shall be installed where indicated on the plans to prevent the back siphonage of contaminated water.

软管连接类型的反虹吸真空断路阀应该安装在计划标注的防止污染水反虹吸的地方。

By studying the factors that affect the purities of products and recoveries of isoflavones, we got the optimum conditions for desorption: 70℃, eluting solvent sequence: water 3.0 BV, 75% ethanol 5.0 BV, flow-rate 2.5 mL·min~(-1). Under these conditions, the content of isoflavones in the product was 56.0% with the recovery of 89.3%. The content of isoflavones in the product was ten times larger than in the initial material.

异黄酮的解吸,以异黄酮产品的含量及异黄酮回收率为指标,对解吸溶剂浓度、温度等因素进行考察,确定采用水、体积分数75%乙醇溶液在70℃下依次洗脱,收集醇洗脱液可得到大豆异黄酮含量达56.0%的产品,含量比原料提高了十几倍,异黄酮回收率也较高,达到了89.3%。

Wall and floor tiles: either wall or floor tiles, Stones through the flood damage prior to treatment, we must let the water to reach saturation point, only then will not paste due to smoking jiangshui, resulting in cement paste is not strong, and thus there hollowing, shedding phenomenon.

墙地砖:无论是墙砖还是地砖,铺贴之前要经过泡水处理,一定要使水分达到饱和状态,只有这样才不会在粘贴时由于吸浆水,导致与水泥粘贴不牢固,从而出现空鼓、脱落的现象。

1 Water stored in soils. 2 One of the most important elements involved in pedological processes and plant growth. There are three basic form-: water adhering in thin films by molecular attraction to the surface of soil particles and not available for plants is termed hygroscopic water. b Water forming thicker films and occupying the smaller pore spaces is termed capillary water.

储藏在土壤中的水分,2)在土壤过程和植物生长中最重要的元素之一,有三种基本形态-:(s:a 藉分子间引力以薄膜形式附著在土壤颗粒表面的水分,不能被植物利用,称为吸湿性水, b形成厚的水膜填充在较小土壤气孔中,称为毛细管水。

Mm, 5 μm and a UV detector. Elution was performed at a flow rate of 1 mL/min, with a gradient of methanol-acetonitrile-water starting at 80∶10∶10, increasing linearly to 86∶10∶4 in 35 min, then returning to the initial conditions in 5 min. Elution of phenacyl esters was monitored by absorbance at 254 nm. Pentadecanoic acid was used to be an internal standard.

分析所用色谱柱为ZORBAXSB C18柱,以十七酸作为内标,甲醇-乙腈-水为流动相,采用梯度洗脱(梯度洗脱程序为甲醇-乙腈-水由80∶10∶10在35 min内线性变化到86∶10∶4,然后在5 min内恢复到起始比例,流动相流速为1 mL/min),通过测定苯乙酰甲酯在254 nm处的吸光度值来测定脂肪酸含量。

A novel poly(phthalazine ether sulfone ketone, PPESK) stir bar was prepared. The method for analyzing trace level nitroaromatic explosives in aqueous samples by stir bar sorptive extraction coupled to GC through thermal desorption was developed.

制备了以聚醚砜酮为萃取相的新型固态萃取搅拌棒,建立了一种固态萃取搅拌棒/热解吸器直接热解吸/气相色谱联用分析水样品中痕量爆炸物的新方法。

You even descended so far in your menial office as to take a suck at that warm, insipid stuff yourself, to see if it was right--three parts water to one of milk, a touch of sugar to modify the colic, and a drop of peppermint to kill those hiccoughs.

不会的,你一定是立即把奶热好,甚至还会吸一吸这热好的、无味的奶水,看看温度是否适当,成份是否弄对了——3匙水、1匙奶粉、一点糖。

Sublimed water from freeze-drying materials frost on cold trap continuously by vacuum pump on vacuum freeze-drying process.The arresting efficiency of cold trap became worse and worse along with frost coagulating,and it would be bad to vacuum pump.

真空冷冻干燥过程中,从物料中升华出来的水分在真空泵的抽吸作用下,不断地在捕水器表面结霜,随着霜在捕水器表面不断凝结,致使其捕水效率不断降低,对真空系统形成不利的影响。

The line of isothermal adsorption with polysacharidcs adsorbent at 70℃, 80℃ and 90℃ respectively is determined by the method of frontal chromatography in this paper.

本文是在研究以多醣类物质作吸附剂制取无水乙醇的新工艺基础上,采用迎头色谱法测定了吸咐等温线,突验数据通过回归分析,获得符合Freundlich型的吸咐等温方程,计算值与实验结果吻合较好。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。