The basic input device on most small computer system is key board.
大多数小的计算机系统中的基本输入设备是键。
This paper introduces some basic functions SEL protection device.
论文介绍了几种SEL 继电保护装置基本功能。
The basic content and conceptual system of mechanical device diagnostics are studied.
本文进一步探讨了机械设备诊断学的基本体系与基本概念。
The basic content and conceptual system of mechanical device diagnostics are studied.
本文进一步探讨了机械设备诊断学的基本体系与基本概念。
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