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。
Focus on the conceptual level, make the research purpose, direction and content clear.
从概念层面明确研究目的、研究方向及研究内容。
Focus on the conceptual level, make the research purpose, direction and content clear.
从概念层面明确研究目的、研究方向及研究内容。
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