economy of materials ; materials saving
上述系统总体上可节约40%的电能。 索尔贾希克博士希望通过粗略修改系统用料及系统设计来提高效率。
The proposed system has an overall efficiency of 40% and Dr Soljacic hopes to boost this by tinkering with the materials and layout.
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模块上移
模块下移
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