In factories, workers use fire to melt metals to make things of different shapes.

在工厂里，工人们用火熔化金属，以制造各种形状的物品。

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In factories, workers use fire to melt metals make things of different shapes.

工厂里，工人们用火熔化金属来制造各种不同形状的产品。

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This paper analyzes the abrasions on major metallic parts and fire-resistant materials for CFB boilers, and suggests the use of different anti-abrasion measures according to different situations.

为此，介绍了循环流化床锅炉主要金属部件及耐火材料的磨损及其产生磨损的原因，提出对不同的磨损位置及耐火材料，应采取不同的防磨措施。

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Amazon should have used a distinctly different name for the Fire so that serious readers would still proudly use their Kindles with the knowledge that they were still held in special regard by the firm.

FORBES: Sifting Through the Ashes: The Kindle Fire and Customer Centricity