Application of many materials in historic stone conservation has some effect for protecting, but having some problems.
目前应用于石质文物保护的材料有很多种，对文物的保护起到了一定的效果，但是也存在许多问题。
The volcanic stone is subject to weathering, and intensive conservation efforts are needed to help preserve Rapa Nui's stone legacy in its present, awe-inspiring state.
火山岩遭受天气的腐蚀，需要大量的保护工作才能帮助保存拉帕努伊巨石遗产现有的令人惊叹的状态。
Gregory S. Stone is chief scientist for oceans at Conservation International. Brian Skerry's photos of Japan's ocean wilderness appeared in November.
格雷戈里·s·斯通是保护国际海洋类的首席科学家；布莱恩·斯凯瑞关于日本海域荒野的图片发表在十一月刊的《国家地理》上。
The soil gathered terraced fields, as the result of special mountain area landforms composing of earth and stone, are a specific measure of water and soil conservation.
“集土梯田”是土石山区特定地貌类型的产物，是一项具体的水土保持工程措施。
At the same time, the technology utilizes the broken stone waste materials and stone powder as raw materials, thereby benefiting for the protection and the conservation of natural resources.
同时该技术利用碎石废料及石粉为原料，对保护和节约天然资源大有益处。
The museum is also becoming a centre of art conservation and restoration, with stone and metal conservation laboratories producing work to contemporary international standards.
柬埔寨国家博物馆也正在成为柬埔寨艺术收藏和修复的中心，其金石研究中心的研究水平已具备国际标准。
The museum is also becoming a centre of art conservation and restoration, with stone and metal conservation laboratories producing work to contemporary international standards.
柬埔寨国家博物馆也正在成为柬埔寨艺术收藏和修复的中心，其金石研究中心的研究水平已具备国际标准。
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