According to the feature of flexible machining, it be studied that the scheme and key technology of on-line modeling and prediction of machining error based on genetic neural network.
针对柔性加工过程的特征，研究了基于遗传神经网络的加工误差在线建模预报的方案和关键技术。
Viewing from the point of demand, the paper introduces the design scheme of communication network of Qingzang Railway Line and talks about how to perfect the scheme.
本文从需求出发，从设计的角度介绍了青藏线通信设计组网方案及其方案的完善。
In the distribution network which has no communication, a scheme which USES the user line subsection switch to deal with the fault of the embranchment is put forward.
在不具备通信条件的配电网中，提出采用用户进线侧分段器来对分支线路的故障进行处理的方案。
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