The circuit principles, technical terms and solved practical problems of the route with two successive 0. 6% down-gradients are introduced.

介绍了某站场两连续0.6%下坡道的延续进路的电路原理、技术条件及解决的一些实际问题。

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This article introduces emphatically the practical control methods and circuit principles of battery self charging by stages by the arc welder.

重点介绍利用交流弧焊器对蓄电池自动实施分阶段法充电的调控方法和调控电路原理。

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This thesis is a production of circuit principles and simulation practice and has good reference on the design of high integration and high efficiency circuit.

本文是电路设计理论和仿真实践相结合的结果，在设计高集成度高效率芯片上具有可参考性。

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