primary electron
英 [ˈpraɪməri ɪˈlektrɒn]
美 [ˈpraɪmeri ɪˈlektrɑːn]
一次电子，初级电子，原电子
双语例句
- To have a high positron yield, it is extremely important to minimize the primary electron beam radius at the positron production target.
为获得尽可能高的正电子（e+）产额，严格控制初级电子（e-）束在e+产生靶上的束半径是至关重要的。 - The Theoretical Studies on the Machanism of the Primary Electron Transfer in the Mutant Photosynthetic Reaction Center
细菌光合反应中心突变体原初电子转移机理的理论研究 - The primary myocardial tissue culture of human fetus: scanning electron microscopic observations on development and formation of intercalated disc in cardiac muscle cells
心肌细胞发育及细胞间闰盘样连接形成的扫描电镜观察 - Porphyrins and their relatives are the cores of chlorophyll molecules. As the primary electron donor, they participate in a series of important process in photosynthesis. So porphyrins are the significant compounds in artificial photosynthesis.
卟啉类化合物构成叶绿素等生物大分子的核心部分，作为原初电子给体参与植物光合作用的一系列重要过程，因此也是模拟光合作用的重要化合物。 - Primary Observation about the Promotion Union of Setting of fracture pellet under Scanning Electron Microscope
接骨灵促进骨折愈合的扫描电子显微镜的初步观察 - The primary action of the protective colloid is the stable emulsification and electron charge effect, which can efficiently make the wall material to deposit and polymerize on the surface of droplet, and to prevent the side reaction in the water phase.
保护胶体的作用主要是乳化稳定和电荷效应，它能有效的使壁材在芯材液滴表面沉积和进行缩聚反应并抑止其在水相中的副反应。 - This paper discusses the relation of energy power of higher energy range primary electrons which belong to the same energy band and primary electron energy and real efficient secondary electron emission coefficient in metal in theory.
论述了某一个能区入射电子对金属平均射程的能量幂次与入射能量、金属的有效真二次电子发射系数的关系，并简化推导了表达式。 - The primary results of Ionospheric Total Electron content ( tec) measurement by receiving GPS satellite signals
接收GPS卫星信号测量电离层总电子含量结果的初步分析 - The analysis of the structure and break of the minor diameter cast iron bars shows that developed primary austenite dendrites distribute in framework; With the high-power electron microscope to observe the D-type graphite between dendrites, the graphite is approximately worm-shaped or coral-shaped.
对小直径铸铁型材的组织及断裂行为分析表明：发达的初生奥氏体枝晶呈框架结构分布；枝晶间的D型石墨在高倍电镜下观察石墨的形状近似呈蠕虫状或珊瑚状。 - An Analytic Set-up for r-ray Compton Profile and the Primary MeaSurement of the Electron Momentum Distribution
γ射线康普顿轮廓分析装置的建立和电子动量分布的初步测量