功能结合，是指合理的使用材料可使建筑物降低能耗，从而满足当今节能规范的要求。
The first level, functional integration, refers to the energy-saving effects that can meet the requirements of present criteria by reasonable adoption of building materials.
阀门的结构和采用材料多种多样。为了确保效率最高，成本最合理，系统使用寿命最长，阀门的正确选型非常重要。
Valves are produced in a variety of design types and materials. Proper selection is important to ensure the most efficient, cost effective and long lasting system.
指出合理使用热喷涂技术，不仅可以有效利用材料，还能扩展零部件的用途和延长使用寿命，从而创造出巨大的经济效益和社会效益。
It points out that the reasonable USES of thermal spraying technology can not only effectively make use of the material, but also expand the u...
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