Two patterns of end-Hall ion source using electromagnet coil or permanent magnet are comparatively analysed for ion energy and distribution.

详细论述了电磁场和永久磁场两种模式下，端部霍尔离子源的工作稳定性、离子能量大小以及离子束分布特性的比较。

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The excimer laser as the main light source of photolithographic device, whose energy distribution is required as homogeneous as possible.

准分子激光作为当前光刻装置的主要光源，要求其输出激光光束强度分布尽量均匀。

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This paper presents a power source optimization model based on the features of vast territory, energy and load distribution of China.

介绍了适合我国地域广阔，能源及负荷分布特点的电源优化模型。

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