科学技术研究与开发是创造和产生知识的过程。
The research and development of science and technology is to create and produce knowledge.
示波器是电子电路实验和科学技术研究中不可缺少的调试仪器。
Oscilloscope is an indispensable instrument in electronic circuit experiment and scientific research.
示波器是电子电路实验和科学技术研究中不可缺少的调试仪器。
Oscilloscope is an indispensable instrument in electronic circuit experiment and scientific research.
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