The text covers the history of preservation: the anatomy of timbers and their breakdown, preservation principles, materials and methods.
基于1个网页-相关网页
New ideas, methods, principles and examples about hydrocarbon preservation research based on paleo-fluid geochemistry in marine carbonate rock areas are reported in detail.
介绍了从古流体的角度对海相碳酸盐岩区油气保存条件研究的新思路、方法、原理和实例。
This part includes the principles and methods of the preservation of electronic evidence, the things that should be noticed in packaging and transporting, and keeping it safe.
包括保全应遵循的原则、保全的方法、在包装和运输时应注意的问题以及对证据的保管。
Blending of tradition and modernity, and in a quality concern of this wine and of the respect of the environment, some principles are applied: preservation of the biological balance of the soils.
融合传统与现代技术,关注酒质量和生态环境。并采用生物平衡的方式保存土壤养分。
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