辐射层
- 网络Radiation layer;stratum radiatum;Radial;Radiation zone;radial-ply
![辐射层](../cache/1404958.jpg)
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取海马CA1区辐射层作超薄切片,电镜观察,并定量研究单位切片面积内的突触数。
Ultrathin sections were obtained from the stratum radiatum of CA1 area in the hippocampus and were observed under electron microscope .
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结果:去卵巢后大鼠CA1~3区辐射层和DG分子层突触体素免疫阳性产物的平均光密度值逐渐降低,4周后与假手术组和苯甲酸雌二醇组相比有显著差异;
Results : The MOD of synaptophysin immuno-positive products of radiation layer of CA_ ( 1-3 ) and molecular layer of dentate gyrus were decreased progressively after ovariectomy .
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12月龄鼠经6和12个月服用龟龄集后,齿状回多形层、海马CA3辐射层内突触小泡蛋白免疫反应产物的灰度值均比同龄对照组显著降低(P<0.05)。
12 month rats , after taking Guilingji for 6 and 12 months respectively , their synaptophysin immunoreactive products gray density decline remarkably than the control groups of the same age ( P < 0.005 ) .
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方法:用免疫组化结合图像分析的方法,测量分析去卵巢后不同时间点以及给予金雀异黄酮替代治疗后海马CA1~3区辐射层和齿状回分子层突触体素免疫阳性产物的平均光密度变化。
Methods : Immunohistochemistry and image analysis were used to measure and analyze mean optical density ( MOD ) changes of synaptophysin immuno-positive products of radiation layer of CA_ ( 1-3 ) and molecular of dentate gyrus at different time after ovariectomy and genistein replacement therapy .
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涂层厚度为19um时,失效形式表现为辐射层从与涂层表面剥落。
When the thickness of coating was 19 μ m , the failure mode was radiation layer spalling from the coating .
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48%的神经元具有较为发达的树突分枝且当刺激海马辐射层时,可引起突触反应。
48 % of the neurons had much more developed dendritic arborization and synaptic responses when stimulation electrode was positioned in the stratum radiatum .
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红外低辐射层与吸波层参数匹配性研究可根据目标及背景的不同置入不同的相关参数,以达到最佳的匹配性能。
Study on parameter matching performance between low thermal infrared emitting coating and microwave absorbing materials To get optimal tracking performance , different parameters can be selected in accordance with the existing background and targets .
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有效辐射层的光学厚度与云上层有效粒子半径、太阳天顶角、卫星天顶角等因素呈反相关,与相对方位角无必然联系。
There exist negative correlation between the optical thickness of effective radiation layer and the droplet effective radius near cloud top , solar zenith angle and satellite zenith angle , not obvious for the relative azimuth angle .
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利用高辐射覆层提高热风炉风温的研究
Research on Increasing the Blast Temperature of Hot-blast Stove by Strong Radiation Coat
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高辐射覆层对热风炉传热过程影响的数值模拟
Numerical Simulation of High Radiative Coating on Heat Transfer Process in Regenerator of Hot Blast Stove
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核防护运输容器的主要辐射防护层是铸铅层。
The main rediation shielding of transporting container for the reactor coolant pump hydraulic assembly is lead casting Layer .
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得到了戈壁下垫面夜间冷却条件下辐射逆温层的形成和发展以及下波风建立的典型时空图象。
Typi-cal features of the development and the formation of the inversion and the slope flow wind during nocturnal surface cooling condition are obtained .
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树脂辐射固化层厚度以及在相同厚度的固化程度均随辐射剂量增加,但增幅逐渐变小,树脂辐射固化度沿固化深度会加速下降。
With the increasing radiation dose , the curing thickness and curing degree at the same position of resin systems increases , and the increased extent gradually reduces . The curing degree of resin system decreases along the depth of curing region .
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对这些统计分析结果进行理论研究,可以发现无论对F层而言,还是对E层而言,均不存在能够强烈吸收有关太阳紫外辐射的遮蔽层。
The theoretical study for these results shows the non-existance of a screening layer , absorbing strongly the relevant solar ultraviolet radiations , for both the F and E layers .
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通过分析目标谱分布,并运用MODTRAN模拟计算背景程辐射和整层大气透过率,得到对应不同目标的权函数。
The weight functions were obtained by analyzing target spectra distribution and background radiance , transmittance computed by MODTRAN .
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微波辐射下插层时间为30min时,插层率即可达到75%以上,置换反应50min,置换率达到77%以上。
After 30 minutes of reaction , the intercalation rate reached 75 % . The displacement rate of acrylamide reached above 77 % after 50 minutes of irradiation .
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新型低温热水地板辐射供暖结构层传热数学模型
Heat transfer model for floor structure layer of the low-temperature water floor panel heating system
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低温地板辐射采暖构造层传热模拟
Numerical Study on Heat Transfer of Constructing Layer in the Low Temperature Radiant Floor Heating System
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镜像并简化埋管低温热水辐射地板绝热层以上结构,获得地板向上传热的导热形状因子。
The paper has come up with the Calculated shape factor of upward heat conduct in embedded pipe heated floor through mirroring and simplifying structures above the layer of insulation .
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研究人员通过观察模型发现了小行星坠落入地球海洋后的臭氧层破灭过程:巨大的撞击力量使得海水蒸汽上升至大气层最高点,随后氯化物及溴化物等化学物质脱离水汽,毁坏保护人类免受辐射的臭氧层。
Models used in the research showed how ozone destruction would result from an asteroid strike launching seawater vapor hundreds of miles up into the highest parts of the atmosphere .
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空间辐射散热器液滴层的瞬态辐射换热
Transient Radiative Heat Transfer in Liquid Droplet Layer of Space Radiator
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谈地面辐射采暖的绝热层与层间传热损失
The insulating course and heat loss in floor radiant heating
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一次平流辐射雾的边界层特征及雾水离子组分研究
On the Atmospheric Boundary Layer Character of an Advection-Radiation Fog Process and the Ionic Species Concentration of Fog Water
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白天,高云和气溶胶减少到达地面的太阳短波辐射,导致低层温度降低,地表降温达1.3K。
During the daytime , the combined action of high cloud and aerosol decreases the short wave radiation and results in surface temperature decrease of1.3 K.
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计算了空间辐射散热器液滴层瞬态辐射换热,经与文献〔4,5〕的比较表明,本文所导出的辐射传递系数计算方法正确,精度高。
The transient radiative heat transfer of a droplet filled layer in space radiator is solved . Then the validity and high precision of the formula for the RTC are confirmed by comparing with references [ 4,5 ] .
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本文论述了电子顺磁共振法测量岩石中结晶石英的顺磁中心浓度&辐射损伤法在层间氧化带砂岩型铀矿床中的应用;
This paper expounds the radiation damage methed ── using electron paramagnetic resonance ( EPR ) technique to measure the paramagnetic center concentration of crystalline quartz , as well as its application to the research of sandstone-hosted uranium deposits of interlayer oxidation type .
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结果表明:在中高层暖性高压脊及地面变性冷高压稳定维持的大尺度背景条件下,地表净辐射引起的近地层冷却是大雾过程的触发和加强机制;
The results show that a warm high ridge at the middle level and transformed surface cold high over the plain provide a good background condition ; a cooling process produced by net surface radiation fluxes is the trigger and strengthening mechanism for the fog event ;
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采用一层和二层辐射能量传递模型跟踪辐射能量在三层介质内的传递,从而推导出辐射传递系数。
By using one-layer and two-layer radiative energy transfer model to trace radiative energy transferring in the three-layer composite , the radiative transfer coefficients , which are used to calculate the radiative source , are derived .
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通过对现有高速再入体热辐射模型的分析计算,确立了目标的本体辐射、激波层辐射和尾流辐射之间的定量关系,从而建立了其修正的热辐射模型。
Based on analyzing and computing the reentry object radiation model , the relationship between heat radiation , shock radiation , ablation radiation and retail radiation was given . By analysis of the facts of separating errors between measurement and numerical computation , a revised heat radiation model was established .