改性后超稳Y型分子筛的晶体结构热稳定性增加,脉冲微反试验的正已烷裂解活性下降而烯烃选择性得到提高。
The thermal stability ofthe crystal structure of modified USY zeolite is increased, and n-hexane cracking activity ina pulse micro-reactor is decreased, while the olefin selectivity is increased.
这场反卫星试验加重了一些人的关注,他们已经在中国的军事文学中发现了令他们担忧的大量材料。
The ASAT test intensifies the concern of those who already find plenty to worry about in Chinese military literature.
AEBB- 2000加速器是一部特殊的设备,它能实现高能量的反平行电子-正电子束试验。
The AEBB-2000 accelerator is a unique facility for carrying out experiments with anti-parallel electron-positron beams of high energies.
这种事两年前就有了,两年前,中国搞了一次反卫星武器试验,试验中有目的地摧毁了一颗中国自己的“风云—1号C”卫星。
This accident came two years after the deliberate destruction by the Chinese of their Fengyun-1C spacecraft in the test of an anti-satellite weapon.
中国反卫星武器试验令其潜在的敌人感到不安。
The test of an anti-satellite weapon rattles China's potential enemies.
五角大楼官员声称,美国最后一片反卫星试验碎片在2006年落回地球。
The last piece of American ASAT debris fell back to Earth in 2006, say Pentagon officials.
自那以后,好几支试验队伍一直在想方设法生成温度较低的反氢原子,并使用巧妙配置的电场和磁场留住它。
Since then several teams have been trying to make colder antihydrogen and to hold on to it using clever configurations of electrical and magnetic fields.
中国在2007年进行了反卫星导弹试验,风云一号卫星被摧毁。由此产生的太空碎片使记录在册的近地轨道物体增加了四分之一强。
Yet the destruction of the Chinese Fengyun-1C in an anti-satellite missile test in 2007 accounts for more than a quarter of all catalogued objects in low-Earth orbit.
司法部解释说,能反讯分析员可以帮助发现就试验方法或者是做为证据使用结果的任何问题。
The justices said being able to cross-examine the analysts could help uncover any problems with the testing methods or results used as evidence.
许多反直觉调查研究的结果也在加强开展更多的临床试验的呼吁,乌干达医生Peter Oluput-Oluput说:”这表明我们需要在非洲做更多的研究以造福非洲人”。
The study’s counter-intuitive findings also strengthen calls for more clinical trials. “It shows we need to do more research in Africa for Africans,” says Peter Oluput-Oluput, a Ugandan doctor.
中国反卫星试验是对国际稳定与安全的可怕消息,黎明可能预示新一轮军备竞赛——这一次在太空中马基雅说。
The Chinese anti-satellite test is terrible news for international stability and security and could presage the dawn of a new arms race — this time in space markey said.
一个更加灵敏的后续试验可能会在探索中微子和反中微子方面更加全面,试验用的设备——长基线中微子设备(LBNF)计划于2022年完成。
And an even more sensitive successor experiment, the Long-Baseline Neutrino Facility (LBNF), planned to be finished in 2022, would be able to explore them more comprehensively.
对缺氧环境下硫酸盐还原对反硝化脱氮过程影响进行了试验研究。
It has been conducted an experimental study on the effect of sulfate reduction on denitrification under anoxic condition.
通过浮选试验,EDS、动电位和红外光谱测定,考察了BK 501抑制剂在一水硬铝石与高岭石反浮选分离中的作用效果和机理。
The effect and mechanism of BK501 depressor in the separation of diaspore from kaolinite by reverse flotation was investigated by flotation test, EDS, electrokinetic potential and infrared spectrum.
文章研究了采用不同的正激、反激变压器匝比对传输功率的分配比例、电流纹波等影响,并进行了试验验证。
The influence on the power transfer and the current ripple with different turns ratio was researched. The experimental results verified the analysis.
他说,中国最近进行反卫星武器试验显然是要抗击美国的军事系统。
He said China's recent test of an anti-satellite weapon is "clearly" aimed at countering u.
介绍了东鞍山矿石两段连续磨矿、重选-磁选-反浮选新工艺流程中粗粒部分抛尾试验研究。
Test research of discarding coarse tailings in new technological flowsheet consisting of two stage continuous grinding-gravity separation-magnetic separation-reverse flotation is described.
试验中采用了固结之前施加反压力及在试样两端涂硅脂等项技术。
In the triaxial tests back pressure was applied before consolidation to the specimen with a coat of silicon oil on both ends.
本文运用金相组织分析的手段,对具有可比性的反弯试验的三种热处理制度下的样品进行分析,展示了金相组织与反弯性能之间的联系。
The article analyses the samples under the three heat treatment systems of inflection test with comparability, and illustrates the relation between metallographic structure and inflection performance.
最后通过试验土钉抗拔力反算土体与锚固体的极限粘结强度,并与规范推荐值进行了比较。
Finally, the limit cohesion strength between the soil and the nail was obtained by in-situ test, and the results were also compared with those regulated by the technical specification.
微反—色谱联合装置,能实现试验过程与色谱在线分析同步进行。
The chromatogram combine unit of the slight inverse can realize the process of the analysis to the experiment synchronism with the chromatogram online.
对一种底部带凸缘的深杯形件的正、反挤压工艺分别进行了试验研究。
The test and study respectively on the forward and backward extruding technology for deep-cup-typed component with flange on base were conducted.
建议根据滑坡的特性及所处的阶段,采用不同的试验,结合试验结果、反算分析和经验数据综合确定。
Propose and according to characteristic and stage of landslide, adopt different tests, combine the result of the test, inverse analysis and experience data to fix synthetically.
本文尝试用参数估计的方法,依据一些钻头台架试验的数据,来反求牙齿-岩样互作用的数学模型。
This paper attempts to use the parameter estimation method to backward calculate tooth-rock sample interaction mathematical model according to some bit bench test data.
模型中采用的参数可以通过压缩试验或反分析沉降资料的方法获得。
The parameters adopted in the model can be obtained by compression tests or referred to similar settlement record data.
为进一步提高从废糖中提取谷氨酸的得率与生产能力,采用AFC99聚酰胺半透膜进行了反渗提取试验研究。
Extracting glutamic acid from waste sugar by AFC99 polyamide membrane with reverse osmosis was tested with increase in extraction percentage and producing efficiency.
通过SBR反应器间歇试验,研究了投加外碳源后系统的反硝化潜力和反硝化速率的变化。
The variation of denitrification potential and denitrification rate after addition of external carbon sources through SBR reactor intermittent test was studied.
通过SBR反应器间歇试验,研究了投加外碳源后系统的反硝化潜力和反硝化速率的变化。
The variation of denitrification potential and denitrification rate after addition of external carbon sources through SBR reactor intermittent test was studied.
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