The flavor-changing raciative B decays and flavo-conserving radiative decays of groundstate mesons are studied with another screened potential model.
利用屏蔽位对基态介子辐射衰变宽度进行了计算。
In measuring theψ(2S) radiative decays at BESII, contribution of the background is serious in most of the final states.
BESⅡ上测量ψ(2S)辐射衰变时,鉴于本底道的污染非常严重,提出了一种抽取信号事例数的X2拟合方法。
We investigate the radiative decay processes P→γγ and V→Pγ of pseudoscalar mesons and vector mesons by using a U(3)×U(3) linear σ model,where we accurately calculate the contributions from quark triangle graphs.
在U(3)×U(3)线性σ模型下,我们研究了赝标量介子和矢量介子的辐射衰变过程P→γγ和V→Pγ,其中精确地计算了夸克圈图的贡献。
THE ELECTROMAGNETIC RADIATION ANOMALOUS COURSE OF A GROUP OF SHALLOW-FOCUS EARTHQUAKES
一组近区浅源地震电磁辐射异常过程
Anomalies of Outgoing Longwave Radiation before Some Medium to Large Earthquakes
中强地震前的长波辐射异常震例研究
ULF Electromagnetic Anomaly Observed at Gaobeidian and Ningjin Seismic Stations Before Wenchuan 8.0 Earthquake
汶川8.0级地震前高碑店和宁晋台超低频电磁辐射异常特征分析
Scattering and emission from inhomogeneous vegetation canopy and alien target by using three-dimensional vector radiative transfer (3D-VRT) equation
三维非均匀散射层与其中异常目标的辐射传输
These anomalies were located by handheld scintillometer.
这些异常是用于提式闪烁辐射仪测出的。
The term actinomorphy is generally used to describe radial symmetry in flowers.
常用“辐射对称”描述辐射状的花。
"Radiation exposure in early pregnancy can produce abnormalities in the embryo, whose cells are multiplying rapidly. "
妊娠早期受到辐射会造成胎儿异常,因为胎儿的细胞增殖很快。
Differences in Ion Compositions of Winter Fogwater between Radiation and Advection-Radiation Fog Episodes in Nanjing
南京冬季辐射雾和平流辐射雾的化学特征差异
Standard emitters are conventionally high-temperature cavity radiators.
标准发射体通常是高温辐射腔。
A Comparative Study on Economic Radiation Ability of Heart City
中心城市经济辐射能力差异比较研究
Illuminance of illuminating radiation is always measured in photometric units.
照明辐射的照度通常是以光度为单位。
This paper made the analysis and the simulation to the similarities and differences between full power radiometer and Dick radiometer.
本文对辐射计体制的选择做了分析与仿真,比较了全功率辐射计和迪克式辐射计的异同;
They may be expected to retain an important place in radiation dosimetry and radiation instrumentation generally.
在辐射剂量测量和辐射剂量仪器中,它们通常仍占有重要的地位。
electromagnetic radiation emitted during radioactive decay and having an extremely short wavelength.
辐射性衰变放出的电磁射线,波长非常短。
DTM is need to correct irradiation difference for different topography.
利用DTM,进行地形辐射校正,以消除地形辐照度差异。
There was no difference in cranial base blood flow and brain wave topgraphic map before and after microwave radiation.
微波辐射前后颅内底血流及脑地形图无差异性。
The Study on the Radiation Breeding of Rose (Floribunda Roses) and Genetic Mutator;
丰花月季组培苗辐射诱变研究及遗传变异研究
Investigation of the Radiation Carcinogen Differential Expression Gene Screened by DDRT-PCR;
DDRT-PCR筛选辐射致癌差异表达基因的研究
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