Based on geometric theory, diffractive optical element s applied to shape laser beams is designed, the phase expression of the diffractive optical elements is deduced.
以几何理论为基础来设计将激光束整形为正方框形光束的衍射光学元件（DOE），推导出了衍射光学元件表面上的相位表达式；
Conclusion: the early phase expression of NG2 and O4 and the number of oligodendrocyte precursor cells in the brain of epileptic rats increase and relate to the observing time-point.
结论：氯化锂毛果芸香碱致疒间大鼠早期大脑ng2和O4表达增加，少突胶质前体细胞增多，并且和观测时间相关。
Normal expression of synapsin I and normal PSD is one of the reasons for seizure-free at resting phase.
突触素 I和PSD的正常表达是静止期无癫痫发作的原因之一。
The expression for short-circuit electrodynamic force of rectangular bus bars on the basis of the calculation of three-phase symmetry short-circuit current was fi.
本文首先根据系统发生三相对称短路时的短路电流，给出了三相矩形母线短路电动力的解析表达式。
For humans at large, now is the time to ascend or completion will be the next phase of evolutionary expression in form.
对人类普遍而言，现在提升的时候到了，或说完成将成为形体进化表达的下一阶段。
The expression and activation of Tranaldolase have tissue-specificity, correlating with the different develop phase and the difference between physiological and pathological condition.
转醛醇酶的表达和活性表现出明显的组织特异性、发育阶段相关性和生理病理状态差异性。
Objective To observe the phase changes in the expression of leukemia inhibitory factor(LIF) in pancreatic tissues in rats with severe acute pancreatitis(SAP) and the significance.
目的观察重症急性胰腺炎（SAP）大鼠白血病抑制因子（LIF）在胰腺组织中表达的时相变化，探讨LIF在SAP病程中的意义。
This expression is suitable for oil fi-lm phase grating with arbitrary form.
这个表达式适用于任意形状的油膜位相光栅。
Considering the fiber loss, an analytic expression of the cross phase modulation induced chirp is derived.
推出了存在光纤损耗时交叉相位调制效应所产生的啁啾的解析表达式。
The original expression for phase mask plate can be extended according to the design principle of traditional phase mask plate.
根据传统相位掩膜板的设计原理，从两个方面对原有的相位掩膜板表达式进行扩展。
From the derivation of the Gibbs phase rule. its expression is studied.
本文从相律推导出发，考察了如何正确表达相律。
AIM: to investigate the phase change of vascular endothelial growth factor (VEGF) expression in laser-induced choroidal neovascularization (CNV) in rats.
目的：探讨血管内皮生长因子(VEGF)在激光诱导的大鼠脉络膜新生血管(CNV)生成中表达的时相变化。
The diffraction phenomena by a circular aperture or a phase plate is analyzed by the boundary diffraction wave theory, the analytic expression of its axial intensity is obtained.
本文根据边界波衍射理论分析了圆孔及相位片的衍射现象，得出其轴上光强的解析表达式，并对高斯光束经相位片衍射后的轴上光强进行了数值计算和讨论。
The expression period of the protein is also very important, different phase of pollen period affected the function of the protein ORF77, ORF17, cann't cause cytoplasmic male sterility.
ORF 17蛋白的表达时期也是原因之一，在花粉期的不同阶段也会影响ORF77、ORF17蛋白功能的发挥，不能引起雄性不育。
As the book is based on Anthroposophy (the wisdom of man), this expression was probably used to point to the more selfless phase of the human life.
由于这本书是基于人类智慧学(《人的智慧》)，这一表述可能是指在人生中的更加无私的阶段。
The WT1 expression level of chronic myeloid leukemia (CML) in blast crisis was higher than that of CML in chronic phase.
慢性髓性白血病(CML)急变期患者WT 1基因表达水平显著高于慢性期。
Secondly, on the assumption that the phase error on the aperture led by the random surface error obeys the Gaussian distribution with zero mean, the expression of the average power pattern is deduced.
然后在设定由随机表面误差引入的口径相位误差服从均值为零的正态分布的条件下，推导了天线平均功率方向图的计算公式。
Conclusion in the acute phase of cerebral hemorrhage, higher expression of ICAM-1 appears, which is closely related with the leukocyte infiltration inside the hematoma.
结论脑出血急性期icam - 1的表达上调，ICAM - 1的增高表达与血肿内的白细胞浸润相关。
Domain knowledge, semantic integration method and proof combination method are applied in the model. Expression and computing methods of uncertain degree are proposed for every phase.
该模型运用领域知识、语义集成方法和证据组合方法处理模式集成各个阶段的不确定性，并给出了各阶段不确定度的表示和计算方法。
To single phase SCR bridge rectification circuit of constant potential instrument, the expression of load voltage is derived and harmonic component of load voltage is analyzed in detail.
文中针对船用恒电位仪单相可控桥式整流电路，推导了负载电压表达式，分析了负载电压的谐波组成；
This paper discusses the composition of the efficiency, so the phase factor defined and its mathematical expression derived.
本文在讨论其效率因子组成的基础上，首先定义了这一因子，并导出其数学表达式。
The expression of CIDE-B is not related with age or clinical phase or grade of cellular differentiation or node(P>0.05).
CIDE-B在宫颈癌组织中的表达与临床分期、病理类型、年龄、组织类型和有无淋巴结转移均无关（P>0.05）。
The simplified method has been adopted to confirm the limit frequency of limit circle of phase-lock control loop. The general expression of the capture band has been derived.
采用简化的方法确定锁相回路的极限环频率极限，推导出捕捉带的一般表达式；
C-erb B-2 expression correlates well with the pathologic grade and the cellular phase of the tumor and its clinical stage and might serve as a prognostic marker of ureteral and renal pelvic cancer.
其表达与肿瘤病理分期、细胞分级有关，可能是判断肾盂输尿管癌预后的一个重要指标。
In this model, the characteristics of pseudo-homogeneous solid-liquid two-phase flows have been considered in the expression of wave propagation speed and also during treating with flow resistance.
本模型的压力波波速表达式和阻力的处理方法都体现了伪均质固液两相流的特点。
In the framework of the Landau theory of phase transition, we derived an expression of the ferroelectric critical size.
在朗道相变理论的框架内，我们推导了铁电临界尺寸的表示式。
The expression of AIF was not related with age or clinical phase or grade of cellular differentiation or node(P>0.05).
AIF蛋白在宫颈癌组织中的表达与年龄、临床分期、组织类型和淋巴结转移均无关（P>0.05）。
The expression of human leukocyte antigen-DR (HLA-DR) is taking as a maker for later phase (2-4 days after stimulate) of lymphocyte activation.
人类白细胞抗原d R位点(HLA - DR)的表达则被作为晚期(刺激后2 - 4天)T淋巴细胞活化的指标。
In addition, the generalized expression of the critical radius of bubble for liquid-vapor phase transition process was deduced according to the chemical potential.
另外，从化学势的角度导出汽液相变过程中汽泡临界半径的计算式。
In addition, the generalized expression of the critical radius of bubble for liquid-vapor phase transition process was deduced according to the chemical potential.
另外，从化学势的角度导出汽液相变过程中汽泡临界半径的计算式。
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