He sent his drawings to an assistant, who the strange machine according to Edis - on's instructions.

他把自己绘的图样送给一位助手.这位助手就按照爱迪生的指示制成了那种奇怪的机器.

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Especially , the features , principles, and system structure about the engineering drawing information system ( EDIS ) are related.

介绍了 EDIS1.0的原理 、 特点、结构、关键技术和工程应用.

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