The fiber directional coupler with branching ratio of 1/ 1~ 1/ 30 has been fabricated.

The transition branching ratio between the energy levels was taken into consideration for the first time while discussing the influence of up conversion.

在上转换效应影响的讨论中首次考虑了能级间跃迁分支比。

The branching ratio of radiative decay of π~+ mesons

π~+介子辐射衰变分枝比

The lifetime, branching ratio and integrated stimulated-emission cross section were obtained and the results were discussed.

计算了各个能级跃迁的谱线强度、振子强度、吸收截面等，进而计算了3H4和3F4态的自发跃迁概率、辐射寿命、荧光分支比和积分发射截面，并对结果进行了分析。

Fine Structure Branching Ratio for Rb-Ne Optical Collision

Rb-Ne光学碰撞精细结构分支比

Intensity calibration of monochromators in vacuum ultraviolet wavelength region by atomic branching ratio method

利用分支比方法作真空紫外光谱仪的强度校准

Optical Fiber Directional Coupler with Continuously Variable Branching Ratio

分光比连续可调的光纤定向耦合器

The observations of micro-structures by SEM and TEM revealed that the reinforcing mechanisms for SiC ( p)/ M composites were mainly crack deflection and crack branching by SiC particles, and for Y-TZP/ M composites microcrack toughening was important.

用SEM和TEM分析材料断口等显微结构，确定SiC（p）/M复合材料中裂纹偏转和分支对强化增韧起主要作用；Y-TZP/M复合材料中微裂纹增韧起重要作用。

It is shown that the strengthening mechanism of the composites are secondly phase strengthening and grain refining, and the toughening mechanism is a synthetic effect in terms of grain refining, microcrack forming, crack deflection and crack branching.

ZrO2颗粒通过第二相强化和细化晶粒使复合材料强度得到提高，通过细化晶粒、裂纹偏转和分支、形成微裂纹等机制的综合作用增韧复合材料。

It is found that intragranular structure is formed, and the tortuous routes of crack propagation and the branching, deflecting and bridging are also observed on the fracture surface.

通过对其断口的观察，发现形成了晶内型结构，并观察到了裂纹曲折的扩展路径以及裂纹的分叉、偏转、桥联，这些有助于材料强度和韧性提高的现象。

Crack defection, crack branching and whisker bridging process may also contribute to the increase of fracture toughness.

断裂韧性的增加是由于裂纹偏转、裂纹分支和钉扎等作用引起。

The micro cracks in matrix propagate along the bainitic ferrite austenite interface. The crack deflection or branching is occurred due to the different orientation of bainitic ferrite.

基体中的裂纹多数是沿贝氏体铁素体-奥氏体界面扩展，不同取向的基体组织可使裂纹偏转或分叉；

Consequently, at the macroscopic crack branching velocity, the experimental fracture surface energy and the fracture surface roughness; have no single value in such materials.

因此，对这种材料在宏观裂纹分叉速度时，实验断裂表面能及断裂表面韧性没有单一值。

Effect of Temperature on Crack Branching in Soda-Lime Glass Plates Subjected to Biaxial Flexure

温度对钠钙玻璃板在双向弯曲试验中裂纹分叉的影响

Lateral branching type: the vein and its branches ran accompanying the lingual nerve.

外带显现的为舌神经伴行静脉及其属支；

Grafting Tests Showed the Lateral Branching Development Was Inhibited by a Graft-transmissible Signal in Cucumber

嫁接证实黄瓜侧枝发育受到一种可以嫁接转移物质的抑制

Based on the branching pore-tree, a reaction diffusion model is proposed and used to analyze the effect of the fractal structure on reaction efficiency.

研究发现：分形结构特征对反应物的扩散性质具有重要影响。

An Ab Initio MO Study of the Microscopic Branching Mechanism for Reaction H+ ClF → HCl+ F

H+ClF→HCl+F微观分支反应机理的从头算分子轨道法研究

Through the analysis of the data, using the A-branching factor analysis the different behaviors of ant system algorithm and improved algorithm in different parameters sets. verified the optimization of the search behavior through the use of the candidate list.

通过对仿真实验数据的分析，使用λ-分支因子法分析了基本蚁群算法与改进算法在不同的参数设置下的搜索行为的差异，验证了候选列表对于算法搜索行为的优化。

A geo-based search tree with branching factor K is constructed by recursively using cluster method to split scenes. The atomic region is defined on the leaf node of the search tree.

通过聚类算法递归的建立了一棵K叉树，将场景划分为由树的叶节点定义的若干原子区域。

Moreover, the analysis has indicated that the asymptotic heuristic branching factor is same as the brute-force branching factor.

分析还表明渐进启发分支因数与遍历分支因数相同。