基于地质材料和水岩相互作用机理的环境污染控制技术有望成为2 1世纪重要的环保替代技术。
Environmental control technology based on geomaterial and water rock interaction studies will probably become alternative technology for environmental protection in the 21st century.
另外泡沫可能来自环保或替代能源股。
Another bubble possibility is green, or alternative energy, shares.
因为它们可以协调整个频谱，可提供一种安全且环保涂料替代颜料。
Because they can be tuned across the whole spectrum they might provide a safe and environmentally friendly replacement for pigments in paint.
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