Using WTB, masses of parts, production expense can be reduced and parts performance can be improved, and WTB increases the competitive advantages of steel comparing with light metal and polymer.

采用激光焊接钢板可以减轻零件质量，节约生产费用，改善零件性能，从而提高钢板材料与轻金属和高分子材料的竞争力。

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In addition, subsidies that encourage the production of marketed goods at the expense of other ecosystem services can aggravate their degradation.

此外，鼓励以其他生态系统服务为代价进行商品生产的补贴会加重环境的退化。

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It was reported that the production of this area went up by 9.6% last year at the expense of environment.

举报道，去年该地区生产增长了9.6%，不过却是以环境污染作为代价的。

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Under German accounting the producer of an intangible asset like a film must treat the production costs as an expense.

FORBES: Teutonic Tinsel

Jenni Williams of Jag told the BBC that Zimbabwe's white farmers accepted that land must be redistributed, but not at the expense of production.

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Texas has invested heavily in wind power but not at the expense of oil production.

WSJ: Review & Outlook: A Tale of Two Oil States