Boiler gross efficiency is obtained after corrections of environment temperature, feedwater temperature and coal quality to boiler test efficiency.

对锅炉测试效率进行了环境温度、给水温度及煤种修正，得到锅炉毛效率。

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It is needed to not only pay attention to the gross but also to the structure and equipment and efficiency of the science and technology investment.

中国在增加科技投入的总量的同时，更要对科技投入的结构、科技资源的优化配置和使用效率给予足够的重视。

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It can improve working efficiency 3-6 times and is easy for green hands to master, all gross edge can be eliminated rapidly and easily.

提高制品档次，使得手工难以完成的工作变得简便易行，提高质量，降低次品。提高功效3—6倍，且生手易于掌握，任何毛边皆可迅速轻易地完全消除。

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Hugh Somerville, of British Airways, said he thought the report's figures on aircraft fuel efficiency were "a gross overestimate".

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Gross margins continued their upward trend with ongoing efficiency enhancing and cost reduction programs, along with favorable mix, contributing to these results.

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