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archival deacidification technology
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archival deacidification technology
Encyclopedia
管理学
档案保护技术
释
archival deacidification technology
档案去酸技术
通过一定的技术方法,去除纸张中的氢离子,使纸张呈弱碱性或中性,降低纸张老化和受损的可能性,达到延长档案寿命、保护档案的目的。
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definability
definability theorem
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defined benefit plans
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defined contribution plans
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更新时间:2026/10/25 15:09:37