The author discusses its design principles, basic construction and features.
文中介绍开发工具的特点、基本构成、设计原理及方法。
The construction and features of domestic large-size six-h cold mills are described.
介绍国产六辊冷轧机的结构和特点。
The principle, construction and features of a new type of standard image signal generator are described.
本文介绍了一种标准图像信号发生器的原理、结构和特点。
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