| 1. | The ability of the ionosphere to reflect these waves is dependent upon normal variations in the electron density at different levels . 电离层反射电波的能力取决于不同高度上电子密度的正常差别。 |
| 2. | It presents images of electron density distribution inside the object 它可以提供关于物体内部物质电子密度分布的图像信息。 |
| 3. | Plasma electron density diagnosis by nomarski interferometer with raman compression cascade system 两级喇曼压缩系统配偏振干涉仪诊断等离子体电子密度 |
| 4. | This thesis first stduies electron density imaging based on compton scattering energy spectral data 本文从康普顿散射的能谱出发,研究物质电子密度图像的重建问题。 |
| 5. | We obtained holographic interferogram , from which we got the space distribution of plasma electron density by abel inversion 由全息干涉条纹图样求解等离子体电子密度空间分布要用到abel变换。 |
| 6. | Finally , we can get a curve of electron density changing with the time or the position . this is the result required of system 并最终得到了系统所要求的电子密度随时间t或随位置x / d的变化曲线。 |
| 7. | Electron density is one of basic parameters of laser - produced plasma , so it has a important role in diagnosis of laser - produced plasma 电子密度是激光等离子体最重要的基本参数之一,因此在激光等离子体诊断中占有重要位置。 |
| 8. | In the third group , the electron density of corneal collagen fibres were uneven with dilated and low electron - densed interfibral spaces 第二组中,角膜胶原纤维排列规则、连续,电子密度均匀,纤维间可见散在扩大的空隙,呈低电子密度灶。 |
| 9. | Then , an implicit expression for electron density and a closed form of threshold voltage are presented fully comprising quantum mechanical ( qm ) effects 给出了电子密度的隐式表达式和阈电压的显式表达式,它们都充分考虑了量子力学效应。 |
| 10. | The analytical solutions to 1d schr ? dinger equation ( in depth direction ) in double - gate ( dg ) mosfets are derived to calculate electron density and threshold voltage 摘要推导了双栅mosfet器件在深度方向上薛定谔方程的解析解以求得电子密度和阈电压。 |