查询词典 propagation

The propagation of non-sensitized IGC and the relation of IGC to potential values were investigated in sulfuric acid at ambient temperature.

用恒电位浸蚀方法在高压釜中研究了供货态316 L钢在尿素介质中发生非敏化态晶间腐蚀与电位区段的关系，并在常温硫酸溶液中研究了316 L钢非敏化态晶间腐蚀的发展过程及其与电位值的关系。

To address the defects of slow convergence and easy immergence in the partial minimum in the learning process of Back Propagation Neural Network CNN, a Levenberg-Marquardt algorithm was presented.

针对BP神经网络学习过程收鼓速度慢及易陷入局部极小值的缺陷，研究了levenberg-marquart算法。

The improvement of the frictional resistance is mainly due to the effect of carbon on residual austenite and the morphology of carbides, and an appropriate amount of residual austenite is helpful to improve the impact toughness and hardness of matrix; The spherical VC can hinder the initiation and propagation of crack and improve the frictional resistance.

碳含量对耐磨性的影响主要是通过对基体残余奥氏体量和碳化物形态表现出来的，适量的残余奥氏体使基体具有较好的冲击韧度及硬度；形态较为固整的VC颗粒，对裂纹的萌生及扩展起阻碍作用，从而使材料的耐磨性提高。

Through the techniques of fast propagation and explanting New Guinea Impatiens into soil, the optimal culture medium inducing bud and root and the optimal transplanting substratum were selected.

通过对新几内亚凤仙组织培养及入土移栽的技术研究，分别筛选出诱导芽分化的最适培养基和诱导生根的最适培养基。

It has brought omni bearing incisive transformations in the field of propagation.

一个全新的媒体、一个全新的传播领域正吸引着学界对它的深入研究。

The results of the tests indicate that the spots where the fatigue short cracks initiated are at the bottom surface of the circle indention and some disfigurement places in that surface. The propagation paths of the cracks are very complex and the decentralization of the obtained data is very severe due to the micro organism of the material. While the distribution of the short fatigue cracks exist self-regularity on their length, angle, density and expansion rate of the cracks, which are less affected by the outer factors.

试验中观察到短裂纹形状多为Z型，试验结果表明疲劳短裂纹往往萌生于试样缺口底部表面和缺口表面缺陷处，其扩展复杂，路径曲折，数据分散性大，强烈地受材料微观组织的影响，疲劳短裂纹在长度、角度、密度和扩展速率方面虽数据分散但具有自身的规律，受外部因素的影响较小。

The relations of inducing skin current of shielding layer, core voltage and core current with the environment field were obtained. The change of shield layer current wave with grounding state of external shield and core voltage with loading resistance was analyzed. According to the dependence of shield layer current oscillating frequency on electromagnetic wave propagation velocity, conception of transporting line of shield layer-ground with equivalent relative dielectric constant was presented. fited equation of equivalent relative dielectric constant with change of cable height was given.

试验得到九芯电缆屏蔽层感应电流、芯线感应电压、芯线感应电流以及环境场之间的关系；分析了皮电流波形随外皮接地状态的变化，芯电压随负载电阻的变化；基于皮电流振荡频率与电磁波传播速度的关系，提出了屏蔽层-大地"传输线"等效相对介电常数概念，给出了等效相对介电常数随电缆高度变化的拟合式；皮电流计算与测量结果在波形、振荡周期、衰减规律等方面有较好的一致性。

Some specific topics are: front end of PORT, solve call relationship, interprocedural analysis, global constant propagation, induction variable substitution, data dependence analysis,alias processing, De loop translations and parallel code generation.

关键词并行编译，PORT系统，全局流分析，数据依赖测试，循环变换PORT：ASETOFPARALLELIZ

An inductive component was observed in low frequency range during pit incubation period, and the impedance plane composed of two capacitive loops during pit propagation period.

稳定钝化时，是具有一个时间常数的单容抗曲线；在孔蚀诱导期，低频区阻抗实部呈现电感性收缩现象；在孔蚀发展期，是具有两个时间常数的曲线。

The modeling results show that the velocities of wave propagation are significantly different in different directions, and the property of the fracture infill has a large effect on velocity anisotropy.

结果证实各向异性介质中波的传播速度随传播方向的不同而产生明显的差异；裂隙填充物的性质对于速度各向异性具有很大的影响。

Looking to bounce back from defeat against Cesena last weekend, the Calabrian boss will be sticking to his tried and tested 4-3-3, with Lopez and Sedivic joined up front in Giampaolo's absence by either Nanni or Plasmati.

鉴于上周末对切塞纳的比赛中反败为胜，这支南方球队将会更坚持其一贯而有效的4-3-3阵型，洛佩斯和塞德维奇将取代受伤缺席的詹保罗，和纳尼或者帕斯马蒂中的一个搭档锋线。

Meanwhile, their exposure to the more freewheeling ways of the West broadened dramatically.

另外，西方较自由的生活方式对年轻人的影响增大。