The valence-band offsets of such systems are calculated by frozen potential method and their Joint density of states has been computed by tetrahedron method.
在此基础上，用冻结势方法计算了该超晶格系统的价带带阶；用四面体方法计算了该系统的联合态密度。
Perhaps because of its role in calcium absorption, high-dose vitamin D did appear to help maintain bone density at the neck of the femur, the top of the thighbone near the hip joint.
也许是因为它促进钙质吸收的作用，高剂量维生素D确实显示出有助于维持股骨颈（靠近髋关节的大腿骨顶部）的骨密度。
Joint sealant gasket of expanded PTFE made of pure PTFE is a continuous low density cord.
膨胀聚四氟乙烯密封胶带是用聚四氟乙烯制成的低密度密封材料。
Two dimensional fatigue loading under various working conditions is synthesized with weight coefficient method to obtain joint probability density function under multiple working conditions.
对各工况下的二维疲劳载荷，采用权系数的方法，合成并获得了多工况下的二维载荷联合概率密度函数。
Conclusion the density of the bones are directly related with the strains. So the strain distribution on the sacroiliac joint surface is similar to the ct value distribution.
结论人体骨的密度与其所受到的应力直接相关，以此可推测骶髂关节面应力分布应该呈相似的分布特点。
The general expression of joint probability density of total cost is given.
给出了总费用联合概率密度的一般表达式。
Using the ordered cumulant technique, we obtain the differential equation for the joint probability density.
用序累积方法推导了系统的联合几率密度演化方程。
It is established on the expected value of the theoretical spatial spectrum over the joint posterior density function of the array output signal and noise parameters.
它是建立在阵列输出信号和噪声参数联合后验概率密度基础上的空间谱估计。
By analyzing the discretized density evolution theory and the differential evolution algorithm, a method is proposed to search optimal irregular LDPC code for joint optimization of the system.
在分析和阐述了离散概率密度演化理论和多维线性空间极值问题的基础上，给出了适合于该方案的非正则ldpc码的搜索算法和搜索结果。
This method tries to integrate the joint probability density function on the acceptability region directly.
该方法通过直接在可接受域上对性能的联合概率密度函数进行积分获得成品率的估计。
The following aspects were analysed according to the location, number, size, shape, margin and contour, intralesional structure and density, soft tissue mass, and hip joint change.
就病变的部位、数目、大小、形状、边缘轮廓、内部结构和密度、骨皮质、骨膜、软组织肿块以及髋关节改变等方面进行了分析。
Along the profile a joint inversion of gravity with geomagnetism has been carried out and 2-d density structure and 2-d geomagnetic structure have been obtained.
沿剖面完成了重磁联合反演，获得了岩石圈二维密度结构与二维磁性结构。
Then the azimuth of formation fractures is estimated; and with the joint use of zero offset P wave source VSP data, fast and slow shear wave seismograms are obtained to have fracture density.
在获得地下裂隙方位角的同时，结合零偏纵波VSP资料得到快、慢S波记录，进而计算了裂隙密度。
The results indicate that the initial deviations of the joint positions match normal probability density function limited in the range of double mean variance.
随机缺陷分析方法中假定结构每个节点的位置偏差符合二倍均方差范围内的正态概率密度函数是可以接受的。
Many random factors were taken into account when calculating the block reliability, such as angles of joint face, binding force, friction coefficient, the rock density, etc.
在分析块体的可靠度时考虑了结构面的产状、粘结系数、摩擦系数、岩体的容重等多个随机因素。
It was shown that the density of joint greatly affected the bearing capacity of surrounding rocks.
研究表明：岩体中节理密度对岩体的承载能力影响很大。
It was the first time to carry out the systematical statistical analysis on the joint occurrence, scale, width, density and distribution regularities to elaborate the reservoir significance.
首次较系统地统计了研究区节理产状、规模、开度、密度以及分布规律，阐述了其储层意义。
This method uses joint pipe and different density between oil and water to separate oil from water. The electrode of auto-dewatering instrument is installed in…
将油水自动脱水仪表电极安装在油水分离罐内，便于安装、维修和推广应用。
This method uses joint pipe and different density between oil and water to separate oil from water. The electrode of auto-dewatering instrument is installed in…
将油水自动脱水仪表电极安装在油水分离罐内，便于安装、维修和推广应用。
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