There’s also a region of low-density that could be a section of the hominid’s brain.
还有些低密度区域，很可能是原始人的大脑。
This section of the course develops the mathematical concepts used in statistics. Three ideas are essential: Random Variable, Density Functions, and Expectations.
此部分课程扩展了统计学中的基本数学概念。三个基本想法如下：随机变数，密度函数与期望。
It is made clear in the third section that the density distributions of visible matter and invisible matter are quite different from each other.
在第三节中我们指明，可视物质和不可视物质的密度分布是十分不同的。
With increase of heat input and laser power density, the cross section of the weld transformed from nail shape to near X shape.
随焊接热输入和激光功率密度的增大，焊缝截面由钉形向近X形转变。
It is proved that the method is correct by comparing with the theoretical results of a simply-supported beam with random mass density and section diameter.
用一个具有随机质量密度和截面直径的简支梁的理论结果，验证文中方法的正确性。
There's also a region of low-density that could be a section of the hominid's brain.
还有一个密度低的区域可能是原始人类大脑的一部分。
In DC transmission line construction design, current national standard of economical current density will under predictcd conductor section, resulting in large loss.
在直流输电线路工程设计中，如果按我国现行标准规定的经济电流密度选择导线截面，将导致截面偏小，损耗增大。
The microstructure of longitudinal section in rebar was banded ferrite and pearlite and the ferrite band density reduced gradually along radius of rebar.
纵截面上，在铁素体基体上分布着沿轧向呈纤维状的珠光体，铁素体条带密度从边缘至芯部呈逐渐减少的趋势。
The porosity and permeability of matrix, and the width, density and direction parameters of fractures were obtained by core analysis, well logging, seism and thin section observation methods.
利用岩心分析、测井、地震、薄片分析等静态描述手段测试并计算了基质的孔隙度和渗透率，得到裂缝的宽度、密度和方位等参数。
Now, the conductor section is selected in accordance with the economic current density stipulated in the code currently in effect which is issued in 1956.
目前我国规程规定仍按1956年制定的经济电流密度选取导线截面。
The results showed that the distribution of dislocations and twins in the same cross section is even, but their density varied along the axis direction of the polysilicon ingot.
结果表明，在相同的结晶条件下各类晶体缺陷在多晶硅锭的同一横截面上呈均匀分布，但在沿结晶生长方向上不同部位存在较大差异；
The results show that the distributions of the relative density and the stress are very close at the top, the longitudinal section and the lateral wall of the compacts during the warm compaction.
结果表明：在钼粉末的温压成形过程中，压坯顶部半端面、轴截面和侧壁的相对密度分布等值线和其应力分布等值线非常接近。
The reaction rate of neutrons with matter depends on the density of neutrons, their velocity, the nuclear density and the particular interaction cross section.
中子和物质的反应速度与中子的密度、中子的速度、原子核密度以及特有的反应截面有关。
The results show that the conductor selected through the economical current density method is not reasonable, and the reasonable conductor cross section is selected by this paper method.
结果表明，按经济电流密度选择的导线截面并不合理，而本文计算选择的导线截面能耗最小。
A long-pulse laser, whose energy density can cause the liquid mass transferred, can get a greater ablation ratio and a hole with larger cross section.
能量密度达到造成液态质量迁移条件的长脉冲激光，可获得较大的烧蚀率和截面积较大的通孔。
The nitrogen phosphorus density is far greater than the nitrogen phosphorus density of section of Jiangdong of Xiamen the monitoring value over the years in three harbours.
三港氮磷浓度远大于厦门江东断面氮磷浓度历年监测值。哪位高手抽空帮我翻译一下！
Methods Sequential investigation into the density and population of rodents in the Yichang section of the Three Gorges area had been implemented with the trap-night method since 1959.
方法自1959年以来连续在三峡库区宜昌段用夹夜法调查鼠类种群及密度。
Step4 section: Venus atmospheric density is very high and the pressure equivalent to 3000 meters underwater pressure.
第四段：金星大气层密度非常之高，造成的压力相当于3000米海底压强。
Using scalar characterization of a strictly efficient point in Locally convene Spaces, we study the section property and the density of strictly efficiency.
在局部凸空间上利用严有效性的纯量化特征，研究严有效点的截口性质及稠密性质。
The air density distribution of the cross section could be reconstructed by SSART.
应用SSART技术可以重建截面密度分布。
At the same time, the mass flow rate and the heat flux density of each cross section of smoke flow were calculated as well.
同时，计算了烟气羽流各截面的质量流量和热流密度。
MAIN OUTCOME MEASURES: The cellular density and cross section area of RMS, the expression of polysialylated neuronal cell adhesion molecule (PSA-NCAM)RESULTS: Totally 25 SD rats were recruited.
主要观察指标：嗅茎后份平面的细胞密度，横截面积和唾液酸-神经细胞黏附分子的表达。
Atom loss from the trap and total collision cross section can be inferred from the knowledge of the density of background gases.
在获知背景气体密度的条件下，可以计算出原子损耗和完全碰撞截面。
The Resistivity Tomography method is based on ordinary to collect the high-density data and then to form a high-density and rich-content resistively section.
电阻率成像法，是在普通电法装置的基础上，进行高密度的数据采集，形成一个高密度的、内容丰富的视电阻率剖面。
The influences of relative density and the shape of strut cross-section on the modulus are also discussed at the same time.
同时，讨论了泡沫材料相对密度和胞体支柱横截面形状对材料整体模量性质的影响。
In the application of high density data storage, the strong magnetic material section contains nanometer magnetic particulate with high saturation magnetization.
在高密度数据存储应用中，所述强磁材料区含有高饱和磁化强度的纳米磁性微粒。
This paper studies the type, density, frequency and filling of fractures in the reservoirs through core observation and microscopic thin section analysis.
为此，通过岩心观察和显微镜下薄片鉴定，研究了裂缝的发育类型、发育密度、发育频率以及充填特征。
The density of mitochondrial, the density of the surface number and average cross section in the experiment group showed great distinction compared with the model group(P<0.01).
用药组的线粒体体密度、面数密度和平均截面积与模型组相比差异有非常显著意义（P< 0 0 1 ）。
The density of mitochondrial, the density of the surface number and average cross section in the experiment group showed great distinction compared with the model group(P<0.01).
用药组的线粒体体密度、面数密度和平均截面积与模型组相比差异有非常显著意义（P< 0 0 1 ）。
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