所谓规模经济，是指随着产品数量的增加，单位产品的成本会降低，从而提高经济效益。
The so-called scale economy, it is to point to as the increase of the number of product, the unit will reduce the cost of the product, so as to improve the economic benefits.
因此，我们必须寻找一种合理的低盒形件毛坯外形计算和设计方法，来保证板料的成形质量，从而提高经济效益。
So we must find a logical calculation method and design model for shallow square boxes in order to guarantee the forming quality and improve the economic performance.
新的热力计算结果，可以作为搅拌釜的设计基础。从而提高加热效率，缩短加热时间，提高经济效益。
The newly calculated results can be used as design basis for mixing pot, so as to improve heating efficiency, reduce heating time and promote economic performance.
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