A simple and feasible low-cost experimental system has been designed and made by using the lateral moving structure of the old-fashioned needle-type printer as the basic mechanic structure.
利用旧式针式打印机的横向走行结构，作为倒立摆的基本机械结构，设计并制作一种简单可行的低成本倒立摆实验系统。
The present paper has introduced in detail the pilot production and research and development of cemented carbide printing needle with high ductility used for electronic printer.
本文介绍了电子打印机用高韧性硬质合金打印针的研制与开发。
The present paper has introduced in detail the pilot production and research and development of cemented carbide printing needle with high ductility used for electronic printer.
本文介绍了电子打印机用高韧性硬质合金打印针的研制与开发。
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