This method should develop a new idea for historic stone conservation.

本方法为开发新型石质文物保护材料提供了思路。

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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。

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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。

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The college's stone conservation students were approached by the Bath Preservation Trust, to submit a survey highlighting the work needed.

BBC: Rebecca Fountain in Bath

According to Mr Bryan, who runs the college's architectural stone conservation course, the structure is sound but work is needed to slow its rate of decay.

BBC: Rebecca Fountain in Bath

"We are delighted that the TMT project has now been granted a Conservation District Use Permit, " said Edward Stone, the Morrisroe Professor of Physics at the California Institute of Technology (Caltech) and vice chair of the TMT board.

ENGADGET: Hawaii clears land use for the Thirty Meter Telescope, construction to start in 2014