The Japanese construction company Kajima has recently developed a functional absorbent cement, mixed cement by the mixed use of such suspected territories, the natural growth of plants will face.

• 本报讯 日本鹿岛建设公司日前研制出具有吸水功能的水泥，使用这种水泥混合而成的混疑土，面将可自然生长植物。