Do you know which kind of house is energy-saving, environmental protecting and low costing?
您知道什么样的房屋是绿色、节能、环保又省钱的吗？
Aluminum-clad wood doors and Windows are more environmental protecting, decorative, and energy saving than aluminum alloy doors.
铝包木门窗环保性、装饰性、节能性高于铝合金门窗。
TiO2 is a very useful material that has the characters of energy-saving, green, environmental-protecting, and high-efficiency.
氧化钛是一种节能、高效、绿色、环保的新型功能材料。
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