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The level of tPA before and after treatment was not significantly different .Me made the conclusion that tPA had no effect on sperm\' growth , migration and maturation .However we found that the level of uPA in seminal plasma of health adult and patient had statistics difference(P.01). The health adult\'s level of uPA in seminal plasm was higher than patient\'. The level of uPA was improved after treatment and has statistics difference(P 0.01). The incrementation of upa had linear correlation with incrementation of sperm motility of

根据实验研究结果,再结合上述的病机假说,我们认为本实验证明了少、弱精性不育患者精浆中出现了"精瘀"的中医微观证,"精瘀"为其主要的病理变化;在病机演化中,肾虚是不育疾病之本,血瘀是肾虚的继发病理产物,血瘀日久会导致肾虚;并对肾虚-血瘀-不育三者关系作了理论探讨,对聚精汤的(来源:A5a2a2aBC论文网www.abclunwen.com)组成药物进行了本草析微、方义剖析,得出补肾活血法治疗此疾病不但有理论基础,也有实验依据,补肾活血法是治疗这类疾病的有效法则;还提出可以把uPA看作"精瘀"的实验指标,这对男性不育的病因分析、疗效观察、预后判断有一定的来源:A7676BC论文网www.abclunwen.com

The experiment is one of the most important parts. The stability experiment and the reduplicate experiment validate the results of theoretic analysis.

实验研究也是本文的一个重要环节,通过稳定性实验、重复性实验的实验现象更进一步验证了理论分析的结果。

Using the opened thermosiphon of 38x3 as experimental element and water as working fluid,the characteristics of dynamic low load boiling,stable severe boiling heat transfer coefficient and critical heat flux are gotten for the opened thermosiphon at the pressure of 0.02-0.1MPa and 0.1-0.8MPa respectively,which makes up the drawback that the opened thermisiphon has not yet accurate boiling heat transfer relationship formulas.

本文以工程上常用的Φ38×3的开口封底为实验元件,以水为工质,对开启式热管内的动态低负荷沸腾、稳态旺盛沸腾及临界沸腾特性进行系统的可视化实验研究,实验压力为0.02~0.8MPa,实验得出了Φ38×3的开口封底管在工作压力为0.02~0.8MPa和0.1~0.8MPa下的管内沸腾传热系数及临界热负荷计算关联式,弥补了开口封底管——这一新型传热元件尚无准确的沸腾换热关联式的缺陷。

The properties of the oil displacement using the autogenetic foam combination system have been researched through the viscosity reduction, interfacial tension, thermal stability and rheological experiments.

通过降粘实验、界面张力实验、热稳定性实验以及流变实验研究了自生泡沫复合体系的驱油性质。

Asymmetric dimethylarginine and monomethyl arginine are endogenously produced amino acids that inhibit all three isoforms of nitric oxide synthase.

点评:内皮一氧化氮以及一氧化氮合酶是目前门静脉高压症以及相关并发症的发病机制的研究热点之一,本文研究了抑制NOS的内源性氨基酸类化合物的清除酶—-二甲基精氨酸–二甲氨基水解酶,进一步的深入探究了这一发病机制,为今后治疗作用位点的选择、药物研发以及相关实验研究提供了一定的理论依据,个人认为该实验意义较大。

Oil film thickness along the piston skirt in motored engine was measured, and the comparison with theory result was given.

最后在实验研究中,本文国内首次在活塞裙部油膜厚度中采用了激光荧光诱导的测试方法,主要工作是:分析了激光荧光诱导法的基本原理,建立了测膜厚的基本定量关系模型,通过实验分析了膜厚测试的各种影响因素,通过实验对不同香豆素荧光光谱和激发光谱特性进行了分析,通过实验确定了选取香豆素的种类和溶液浓度的基本原则,自主开发了以光纤为光学光路的测试系统并对系统进行了标定,对内燃机冷拖动状态的活塞裙部进行了实测,并与理论测试结果进行了对比。

Compared to traditional incising method, this method has advantages of precise thermal and good curative effect, secure and easy to operate. This paper wants to test the stability of the system and modify the therapy parameter in order to instruct the experiment later through the finite element analysis and experiment study.

本文主要分为有限元计算分析和实验研究两方面的研究工作,通过这些测试,达到验证仪器的稳定性,修正治疗参数,从而进一步指导下阶段的实验的目的,本文研究成果对于处于研发初期的射频消融治疗仪具有重要的意义。

Soy bean oil and sunflower seed oil were heated during frying continuously at 240℃ and 180℃ respectively and samples were taken at certain intervals for examination of polar compounds.

在煎炸油食品卫生指标研究中,曾报导过煎炸油中聚合物的实验研究。现继将煎炸油中极性化合物的实验研究报告如下。

Secondly, the experimental research advances of cyclopeptide nanotubes using as the templets to produce biologic sensors by synthesis with functional nanomaterials such as electronic, optical and magnetic ones.

进而介绍了环肽纳米管用作生物传感器模板,与功能性纳米材料合成制备生物传感器的实验研究进展,接着介绍了环肽纳米管作为药物或药物载体潜在的应用前景,特别是在某些抗菌和抗感染药物开发设计中的应用以及环肽在不同极性的环境中自组装过程微观机制的MD模拟研究进展,最后介绍了环肽纳米管作为模板,制备磁性、电性纳米材料方面的实验和理论研究进展。

A flat high efficiency super-broadband source was presented. We achieved a C+L-band superfluorescent source, in the region from 1524. 0 to 1600.4nm, the power of the ASE are over -12. 0dBm and the ASE profile excursion is only ±1. 4dB in the region from 1539. 2 to 1600.4nm. The power of the ASE is 22. 1mW and the power conversion efficiency is 18. 8%. 9. The amplification characteristics of thulium-doped fiber amplifier had been studied using the basic theory for fiber amplifier. The connection between the Tm-doped fluoride fiber and silicon fiber was accomplished, and we studied the TDFA and the reason that the expecting results hadn't achieved had been analyzed. The assumption of the Er-Tm-co-doped silicon fiber had been presented, and we studied the Er-Tm-co-doped silicon in cooperation with the correlative corporation, some results had been got and the further studies are carried on.

实验结果得到了覆盖C+L-波段的超荧光光源,在1524.0-1600.4nm波长范围内,自发辐射谱的功率均高于-12.0dBm;在1539.2-1600.4nm波长范围内,自发辐射谱不平坦度为±1.4dB;荧光总功率为22.1mW,功率转换效率为18.8%; 9、应用光纤放大器的基本理论,理论分析和研究了掺铥光纤放大器的放大特性;解决了氟化物掺铥光纤与硅基光纤的连接问题,进行了TDFA的实验研究,分析了没有得到预期结果的原因;最后提出了铒-铥共掺硅基光纤的构想,并与有关单位合作,共同研制了铒-铥共掺硅基光纤,得到了一些前期结果,进一步的研究仍在进行当中。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力