materials for energy saving 节能材料
light saving-energy materials 轻质节能材料
energy-saving building materials 节能建材
saving of raw materials 节约原材料
A strong sense of responsibility, careful, serious-minded, pays attention to materials saving.
责任心强，工作细心，认真负责，注重材料的节约。
The utility model has the advantages of simple and reasonable structure, production materials saving and reduction of manufacture costs.
本实用新型结构 简单、合理，节省制造材料，降低制造成本等优点。
The power source possesses the advantages of high efficiency, energy and materials saving, constant static and good dynamic characteristics.
该电源具有高效、节能、节材、恒流静特性和动特性好等优点。
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