primary electron
英 [ˈpraɪməri ɪˈlektrɒn]
美 [ˈpraɪmeri ɪˈlektrɑːn]
一次电子，初级电子，原电子
双语例句
- It employs a Disintegrator Pulse Laser as its primary armament and utilizes a Heavy Electron Bolter to deal with lighter forces.
它以粉碎者脉冲激光为它的主要武器，而使用重型电子矢来对付轻型部队。 - 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 - Relation Between the Incident Angle of High Energy Primary Electron of Metal and the Real Efficient Emission Coefficient of Secondary Electron
金属的有效真二次电子发射系数与高能原电子入射角的关系 - This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely.
推导出高能原电子斜入射时的金属的有效真二次电子发射系数的表达式，它与入射角的余弦近似成反比。 - Primary study on cold tolerant lines of Jojoba by using electron beam irradiation and clone selection
电子束辐射诱变及克隆选择培育好好芭抗寒无性系的研究 - 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。 - A scatter screen can be used to reduce the primary electron energy, control treatment depth and enhance the skin dose.
用有机玻璃作散射屏可有效地衰减电子线能量，控制治疗深度，提高皮肤剂量； - A new computing method of constant of high energy primary electron
计算高能原电子对金属射程的常数的新方法 - The simulation results have provided useful references for these problems such as thermal cathode primary electron emission, the determination of ion beam derivation area and the effective confinement of discharge plasma in the design of ion source.
计算结果对于离子源设计中的阴极热电子发射、离子束有效引出面积确定及等离子体的有效约束等重要问题有一定参考价值。 - This paper reports the results of observation of 28 cases of primary lung carcinoma by light microscopy and electron microscopy.
本文报告28例原发性肺癌光镜和电镜检查的结果。 - This results indicated that the primary light energy conversion of PS ⅱ, electron transport and carbon assimilation of cucumber seedlings had been inhibited, thus the capacity of its utilizing low light intensity went down.
这一结果表明PSⅡ的原初光能转换效率和电子传递以及碳同化均受到抑制，从而使幼苗对弱光的利用能力下降。 - 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。 - Go further into the primary theory of free electron laser
自由电子激光的初级理论探讨 - Minimization of Primary Electron Beam Radius at the Positron Production Target
正电子产生靶上初级电子束半径的最小化研究 - 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。 - High energy primary electron spectrum and diffusion X-ray source
高能原初电子谱和扩展X源 - 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 - 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 - 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 electron energy loss spectroscopy has been measured with an Auger electron spectrometer by observing the loss structures near the secondary electron elastic peak at low primary electron energies.
用俄歇电子能谱仪测量在低的入射电子能量下二次电子弹性峰附近的损失结构，得到了电子能量损失谱。 - The Everhart theory, applied widely to practice, is extended. This extended expression includes the three parameters ( the primary energy, energy loss windows and detection angle) of the scanning electron microscope using low loss energy and coaxial backscattered electrons.
将得到广泛应用的Everhart理论加以扩展以使其能包含利用低失能近轴背散射电子的扫描电子显微镜的3个可调参量：入射电子能量、能量损失窗口和探测角。 - This article elaborated the electron literature collection and use situation of university libraries, analyzed the primary influence factor of using electron literature resources, also proposed some countermeasures to enhance it.
阐述了高校图书馆电子文献的收藏利用情况，分析了影响高校图书馆电子文献资源利用的主要因素，提出提高高校图书馆电子文献利用率采取的主要措施。 - Primary Study on Order Issue of Environmental Testing for Military Electron Products
军用电子产品环境试验顺序问题浅议 - The primary zinc powder and the coating fracture was observed with scanning electron microscopy ( SEM), composition distribution of zinc powder at coating fracture and bimetal cold welding mechanism were analyzed, and bonding mechanism of zinc particles in coating was ( discussed.)
采用SEM观察了初始锌粉和机械镀锌层的断口形貌，分析了镀层断口锌粉颗粒结合处的成分分布及双金属冷焊结合机理，探讨了镀层中锌粉颗粒间的结合机制。 - 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 investigation on the morphology, microstructure and size distribution of primary carbon particle in-cylinder particulates were conducted on a field emission gun transmission electron microscopy ( FEG TEM), and the results were analyzed by the image technology.
运用场发射透射电镜和图像处理技术，考察了微粒的形态特性、基本碳粒子的微观结构和粒径分布规律。 - 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。 - 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。