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木材缺陷
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木材缺陷
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木材缺陷
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木材缺陷
树木在生长过程中因生理、病理的原因或者在生产过程中由于人为原因,使其造成的各种损伤和非正常组织结构。
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The Child's Paper
The China Broadcast and Film Symphony Orchestra
The China Focus
The China Magazine
The China Mail
The China Modern Photo Salon 1988
The China Near Earth Object Survey Telescope
The China Reformer
the China (Shanghai) pilot free trade zone
The China Times
The China Yearbook
The Chinese Archives Classification
The Chinese Association of Logic
The Chinese Association of Qu Yuan
The Chinese Biophysics Congress, ICBC
the Chinese Buddhist Academy
The Chinese Ceramic Society
the Chinese Ceramic Society
the chinese ceramic society
The Chinese Churchman
The Chinese Culture World Total Alliance
The Chinese Desert Flora
The Chinese Dialect Society
the Chinese documents collection of the Ming dynasties
the Chinese documents collection of the Qing dynasties
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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更新时间:2026/11/11 21:15:44