有必要针对中孔低渗油藏的地质特征开展提高压裂效果的理论与技术研究。
It is necessary to do some research into the fracturing theory and technology of medium porosity and low permeability reservoirs to enhance stimulation effects.
近年来,在中孔分子筛的合成、修饰改性及催化应用方面的研究已经取得了较大进展。
In recent years, great progress has been made in synthesis, modification, and novel application of mesoporous molecular sieves.
中孔分子筛在吸附、催化与分离以及化学组装制备先进材料和分子器件等方面具有潜在的应用价值。
Mesoporous molecular sieves have potential applications in adsorption, catalysis and separation, preparation of advanced materials, and molecular devices.
近年来,中孔活性碳纤维的研究拓宽了其应用领域。
In recent years more USES have been found for this material with the advent of mesopore activated carbon fiber.
放大合成了SBA-15和HMS中孔材料供进一步研究使用。
SBA-15 and HMS mesoporous materials have also been synthesized in large scale.
研究区葡萄花油层段储层主要为中孔低渗储层,砂体连通性差,非均质性强。
Putaohua oil bearing reservoir primarily is middle prosperous and low permeable with sand bodies of bad conjunction and high heterogeneity.
砂体沉积时,沉积环境(水动力条件)控制了砂岩中孔喉等效半径分布规律。
While the sand bodies were depositing, the pore texture and the distribution of pore radius in the sandstone were controlled by the sedimentary environments (the dynamic condition of water agents).
用中间相沥青作碳源,硅胶水溶液作造孔剂,采用胶体印刻法制得一系列中孔碳。
Mesoporous carbons(MCs)were prepared by an imprinting method, using mesophase pitch and nanometer colloidal silica solution as carbon precursors and pore generators, respectively.
对近年来钛硅分子筛的合成方法进行了综述,并简单评述了中孔含钛分子筛的合成技术。
The advances in synthesis of titanosilicate sieves is summarized and the preparation of meso- porous titanosilicates is briefly estimated as well.
以二能级系统光谱烧孔为基础,讨论了永久性光谱烧孔和光子选通光谱烧孔中孔的行为。
Based on the behavior of spectral hole burning of two-level system, situations of persistent hole burning and photon gated spectral hole burning have also been considered.
本文通过减压模型试验对积石峡水电站中孔泄洪洞平面工作闸门槽的空化问题进行了研究。
By means of depression model test, this paper researches cavitation characteristics of service gate slots for middle outlet works of Jishixia hydropower station.
而空气氧化处理则会导致活性炭的中孔面积和孔容显著增大,但对表面含氧基团的影响较小。
Air oxidation treatment leads to a remarkable increase in the surface area and mesopore volume of ac samples but little change in the quantity of surface oxygen groups.
以SBA - 15为模板,蔗糖为炭源,在不同的炭化温度下合成了不同比表面积的中孔炭材料。
The mesoporous carbon materials with different specific surface areas was prepared using SBA-15 as a template and sucrose as a carbon source under different carbonized temperatures.
采用添加孔改进剂的方法,开发了具有适当的酸中心分布、稳定的中孔分布的多产柴油重油裂化助剂。
LCO promoter having proper acid sites and stable medium pore distributions by adopting the pore improving method was developed for heavy oil catalytic cracking.
催化裂解催化剂是一个含改性五元环中孔沸石的固体酸催化剂,汽油一次产物在中孔沸石内进行二次裂化转化为轻烯烃。
DCC catalyst consists of a modified mesopore zeolite with pentasil structure for primary product of naphtha range to undergo secondary cracking for producing light olefins.
数值计算结果与实验结果具有很好的一致性。结果表明,有限元素法是研究复杂地层充液井孔中声场的有效工具。
The theoretical result is in good agreement with the experimental result, proving that FEM is an effective way to study sonic field in fluid filled borehole in the complex formation.
通过电池暴露在空气中的表面所吸入的氧气在碳孔中进行反应为电池放电。
The oxygen, which will be drawn in through a surface of the battery exposed to air, reacts within the pores of the carbon to discharge the battery.
自2月中以来报告了基孔肯亚病的散在病例。
Sporadic cases of chikungunya have been reported since mid-February.
孔宾(音)说他妻子的预产期在下周,但在周四一次例行检查中,医生发现她心跳异常,于是就建议她尽快引产。
Kong Bin said his wife was due next week, but during a scheduled checkup on Thursday, the doctor discovered she had an abnormal heartbeat and suggested she induce labor as soon as possible.
这种动物饲养在埃斯孔迪多附近,占地36公顷(90英亩)的圣地亚哥动物园的野生动物公园中。
The animals were held in an enclosure of 36 hectares (90 acres) at the San Diego Zoo's Wild animal Park near Escondido.
如果有被污染的血液残留在针的内孔或注射器里,然后有人使用它进行毒品注射的话,残留的血液可能会进入血液循环系统中。
If HIV infected blood remains within the bore (inside) of the needle or in the syringe and someone else then uses it to inject themselves, that blood can be flushed into the bloodstream.
一条70磅重的章鱼能从一个一美元硬币大小的孔中钻过去。
A 70-pound octopus can squeeze through a hole as small as a dollar coin.
大青山地区所建立的孔兹岩地层层序及其在太古宙地层系统中的位置,无疑对相邻地区高级变质区的岩石地层研究有重要借鉴意义。
The investigation of the khondalite sequence and its position in the stratum system of Archean in Daqingshan region is very useful to study the high-grade region of adjacent areas.
孔轴线偏斜是深孔加工中无法避免的技术难题,如何纠偏是国内外孔加工行业亟待解决的课题。
Axial deviation is an unavoidable technical problem when drilling deep holes, and its rectification is an urgent task posed before the deep hole drilling professionals both domestic and overseas.
孔轴线偏斜是深孔加工中无法避免的技术难题,如何纠偏是国内外孔加工行业亟待解决的课题。
Axial deviation is an unavoidable technical problem when drilling deep holes, and its rectification is an urgent task posed before the deep hole drilling professionals both domestic and overseas.
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