bifurcation ratio是什么意思

网络释义

用法例句

We find that: (a) the and can provide one to three orders enhancements to thebranching ratios of the rare K-decays under study; (b) the assumed mass ranges ofthe unit-charged PGBs in the Multiscale Walking Technicolor Model are excluded bythe rare K-decay data.

计算结果表明：（ａ）荷电ＰＧ玻色子可以对Ｋ介子稀有衰变分枝比给出１～３个量级的增强；（ｂ）根据现有实验数据，Ｋ。

Within the parameter space, we find that: (a) the P± and P8± can providerather large enhancements to the branching ratios of the rare B-decays in question, themaximum increase is about a factor of 3 to Br(B→Xs,d,vv), and a factor of 5 to Br (Bs,d→1+1-); (b) the color-octet pesudo-Goldstone boson P±8 dominates the contributions toall rare B-decays und.

计算表明：（ａ）荷电ＰＧ玻色子可以对Ｂ介子稀有衰变分枝比Ｂｒ（Ｂ→Ｘｓ，ｄＶＶ）和Ｂｒ（Ｂｓ，ｄ→１＋１－）给出３～５倍的增强；（ｂ）在大部分参数空间内，色八重态ＰＧ玻色子Ｐ８±起主要作用。

mongolica) plantation, the branching structure of crown was discussed by analyzing the branching probability, branching pattern, branching angles of primary and secondary branches for different stand conditions and tree sizes in Mongolian pine plantation.

mongolica)人工林固定标准地中的30株样木枝解析调查数据,通过分析不同林分、不同大小林木1级枝和2级枝的分枝概率、分枝格局和分枝角度,揭示了樟子松人工林树冠的分枝结构特点。

Harper′s modular theory,the bifurcation ratios of Pinus massoniana were studied.

Harper的构件理论 ,对 1- 2 0a的人工马尾松林苗木的分枝率动态进行了研究 。