杭州火车新客站启用仅一年,细心的过客就能发现,许多采用天然石材的墙面、大厅已经出现水斑、泛白、叶黄等现象。装饰一新的厨房,才用了个把月的花岗石操作台油污斑斑,难以清除。这一切都是因为石材没有养护。国外一家养护材料公司在考察了我国市场后,直言不讳地指出,中国虽是 Hangzhou train new passenger station enabled only one year, careful passing will be able to find that many use of natural stone walls, the hall has been a water spot, pan white, yellow leaves and so on. Decorated with a new kitchen, it took a month of granite console oil stains, it is difficult to remove. All this is because the stone is not conserved. After a foreign company of conservation materials inspected the Chinese market, it bluntly pointed out that although China is