Field filming effectiveness and the particle distribution of the inlet facilities of gas turbine has been investigated with PDA, so as to provide information for the organization of different inlet facilities, with the purpose of reducing resistance while increasing the separating effectiveness at the same time.
试验中用等速采样和钠离子分析仪器测量分离效率,同时用PDA测量进气口设备的前端和后端的粒子分布情况,结果发现进气口部分粒子的分布和分离效率大于99%,这说明分离器对0～0。
The simulation results show that there is a gain competitive process among multi-channels which relied on the energy state population distribution of EDTFA.
仿真结果表明:EDTFA多信道间的增益存在着一个竞争过程,竞争的强弱取决于碲基掺铒光纤内的能级粒子数分布;当上能级粒子数处于反转分布态时,具有较大的发射截面与吸收截面差值的波长信道拥有相对较大的竞争优势,可获得相对较高的信号增益;当上能级粒子数处于未反转分布态时,具有较大的发射截面与吸收截面比值的波长信道拥有相对较大的增益竞争优势。
Based on the rate equations and light propagation equations,the model of Er 3+/Yb 3+ co-doped double clad fiber amplifiers has been discussed,and the population distribution characteristics of Er 3+ upper level in Er 3+/Yb 3+ co-doped double clad fiber amplifier pumped at 980nm bands have been analyzed by using the results of numerical simulation.
分别给出了正向抽运和反向抽运条件下 ,Er3 + 归一化上能级粒子数分布曲线。
The absorption coefficient and scattering coefficient were measured with the Aethalometre and Integrating Nephelometer,and at the same time,the number density distributions of aerosol particles were measured by the OPC with nominated radii.
该方法根据黑碳仪和浊度计测量的气溶胶吸收系数和散射系数以及光学粒子计数器测量的粒子谱分布,采用球形粒子的米(Mie)散射理论,通过分析吸收系数、散射系数、粒子谱分布和折射率之间的关系来反演大气气溶胶粒子的折射率,并可以同时反演折射率实部和虚部。
A scattering experiment thus requires the firing of particles of the same energy.
散射实验要求入射粒子具有相同能量。
incident particle energy
入射粒子能量 -二次离子质谱术
All the kinetic energy of incident particles can go into production of new particles.
入射粒子的全部功能可用于产生新的粒子。
The Born approximation assumes that the incident and the outgoing particle can be described by plane waves.
玻恩近似假定入射粒子和发射粒子都可以用平面波来描述。
These differences are connected with the strong absorption of the composite projectiles.
这些差别与复杂的入射粒子的强烈吸收有关。
Treatment of Obstructive Jaundice with Replacement of Radioactive Particle
放射性粒子置入治疗恶性梗阻性黄疸
~(125)I Seed Implantation in the Treatment of 30 Cases with Malignancy
放射性~(125)碘粒子植入治疗肿瘤30例
Study on the Properties of Radiation Side-Scattered by the Multiple Particle Field Using Circularly Polarized Incident Light
群体粒子场圆偏入射光散射性质研究(英文)
Implantation of Iodine-125 Seeds Guided by CT and Radiation Protection
CT引导下放射性碘-125粒子植入及辐射防护
Conclusion The position of the radioactive seeds in parotid gland region is stable relatively.
结论腮腺区放射性粒子植入后,粒子位置相对恒定。
The incident angle dependences of the cross sections for single event upset and single event latchup are presented.
获得了单粒子翻转和单粒子闭锁截面与入射角度的依赖关系.
active particles
放射性[活性]粒子
After development, incoming light produces blackened silver granules in the layer.
显影后，入射光就在表层产生了发黑的银粒子。
The Effect of ～(125)I Radioactive Seeds Implantation upon Peripheral Nerves;
～（125）I放射性粒子植入对外周神经组织的影响
Experimental Studies on Therapy for Liver Cancer with Interstitial Implantation of Radioactive Iodine-125 Seeds;
碘-125放射粒子组织间植入治疗肝癌的实验研究
The Clinical Research of Pancreatic Cancer Patients Treated with ~(125)I Radioactive Seed Implantation
~（125）I放射性粒子植入术治疗胰腺癌的临床研究
Nursing care and protection for radioactive seed implantation in treatment of oral carcinoma
放射粒子植入治疗口腔癌的护理和防护
The application study of the radioactive iodine-125(~(125)I)seeds brachytherapy in rectal cancer
放射性~(125)I粒子植入术治疗直肠癌的临床研究