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The microcapsulated delayed release gel breaker of fracturing fluid was prepared by Wurst fluidized bed process using ammonium persulfate as active core material.

采用空气悬浮法制备以过硫酸铵为活性芯材料的压裂液微胶囊延迟破胶剂,设计了以乳液聚合方式合成的含氯化乙烯单体的三元共聚物为内层,以有机硅接枝改性的聚丙烯酸超微乳液和无机硅高分子材料为外层的体系,制成复合膜。

Next, the change of inorganic layer from CuCl2 to ZnCl2 was adopted and a series of alkylammonium zinc chloride hybrid perovskite (C4nH8n+1NH3)2ZnCl4(n=1, 2, 3) was prepared.

在研究了有机层的变化对钙钛矿结构和性能影响的基础上,我们也研究了金属离子不同造成的无机层的变化对钙钛矿结构和性能的影响。

The method comprises the steps of dipping and mixing the mipor asphaltic base globular active carbon prepared by the traditional method with an inorganic metal salt solution by a certain ration; heating under an inert atmosphere to 600 to 1200 DEG C at a temperature increasing rate of 1 to 20 DEG C/min for the secondary carbonization; using acid to wash off the remaining metal inside the carbonized material, so as to obtain the asphaltic base globular active carbon with a high mesoporous rate and narrow distribution of mesoporous spertures.

本发明提供了一种浸渍金属盐二次炭化制备中孔沥青基球形活性炭的方法,该方法是将传统方法制备得到的微孔沥青基球形活性炭按一定比例与无机金属盐溶液浸渍混合,然后在惰性气氛下以1~20℃/min的升温速率加热到600~1200℃下进行二次炭化,炭化料经酸洗除去内部残留的金属后,可制得中孔率较高、中孔孔径分布窄的沥青基球形活性炭。

The development of the underlying technology, holographic products also advances, on the one hand, the laser bolographic innvation seihan technology, such as computer hologram, counterpropagating carving holograms, true color hologram, stereograms, passwords, such as hologram can be applied to transparent holographic technology, which enables transparent holographic image quality, better security; on the other hand, hologram carrier materials are on-going updates from the initial cost: an opaque coating aluminium identity developed into large scale machine translucent perspective-holographic film high refractive index-inorgano media eciwo film, Mr Nano-rubber transparent holographic film.

随着相关技术的发展,全息制品的开发也日新月异,一方面,激光全息制版技术不断革新,如计算机全息图、双光束雕刻全息图、真彩色全息图、合成全息图、密码全息图等都可以应用于透明全息技术,使透明全息的图像质量更高,防伪效果更好;另一方面,全息图像载体材料也不断更新,由初期的窄幅不透明镀铝标识发展成为大规模宽幅半透明透视全息膜、镀高折射率无机介质的全息膜、涂纳米胶的透明全息膜。

Sodium hypochlorite is a kind of inorganic compound products made by the electrolysis of the water saturated with salts, which is the foundational product to make other chloric acid salts. It is also

次氯酸钠是电解饱和食盐水生产的一种无机化合物产品,是生产其它氯酸盐的基础产品,也是国际公认的高效、安全、环保的漂白、消毒杀菌剂,具有广阔的市场前景。

Stone is from rock, and rock is consist of the mineral, the mineral contain iron is the source of the iron in stone products , iron element spread widely in natural world, but most of them appear to be compound, iron element is belong to medium activity metal, under high temperature is easily to be strongly acted with oxygen, sulfur, chlorine, and easily dissolve in abio-weak acid solution and strong hydrochloric acid solution, at the same time, the strong alkali solution also corrade the iron.

石材是岩石经加工后所产生的制品,岩石是由矿物组成的,其中含铁矿物是石材中铁质的来源。铁元素在自然界中分布甚广,但大多以化合物的方式出现,由于铁元素属中等活泼性的金属,在高温下易和氧、硫、氯等元素发生强烈反应,并易溶于无机稀酸和浓盐酸的溶液中,同时浓碱溶液也易侵蚀铁。

Silicon quality asphalt modify pharmaceutical whether one of good performance pitch modify the material , it is made of nonmetal ore of inorganic, the break- through and innovation on that it is asphalt to modify, it is the open-up had in application in the diatomaceous earth too.

硅质沥青改性剂是一种性能优良的沥青改性材料,它是用无机非金属矿制成的,因此是沥青改性上的突破和创新,也是在硅藻土的应用上的开拓。

On the basis of the study of the low heating solid state reaction of the above mentioned inorganic compounds with NaOH, a method of preparing nanometer NiO through discomposing the precursor at higher temperature is built, the main factors of influencing the size of product are discussed, and the nanometer NiO particles whose average diameter are 5nm and 25nm are prepared respectively.

以无机化合物与NaOH的低热固相化学反应的研究为基础,建立了低热固相反应—高温分解法制备纳米NiO的工艺,研究了影响粒子粒径大小的主要因素,制得了平均粒径分别为5nm和25nm的纳米NiO产品。

The heavier polluted area was distributed mostly by the empoison estuaries, and the grade of pollution infection from the land was to occupy much proportion; the whittling quantity of pollution is achieved a good situation in 2005 accepted TIN, so that was a distance to the controlling goal.

天津近岸海域的水体富营养化的重污染区主要分布于入海排污口附近海域,陆域性排污对于近岸海域水体总体的污染影响程度所占的比重较大;2005年污染物入海削减量总体完成情况较好,但无机氮的削减效果不明显,距控制目标仍有一定差距。

CASA concerns with origin, distribution and evolution of life in the Universe, such as search for extrasolar planets, origin, structure, and evolution of planetary systems, search for life under extreme conditions, and effects of ionizing radiation on organic and inorganic molecules so on.

该中心主要关注宇宙生命的起源,分布和演化的研究,比如搜索太阳以外行星,行星系统的起源、结构和演化,探索极地条件下的生命,以及离子辐射对有机和无机分子的影响等。

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推荐网络例句

However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.

然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。

A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.

付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。