The aggregate effect contributed about as much to post-tax return on equity last year as was lost to writedowns, and dwarfed the boost to returns from cost control and bonus cuts.

这对去年税后股本回报率的总体贡献，与减记亏损造成的拖累相当，超出了成本控制与削减奖金对回报率的贡献度。

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However, it focus on post-management, such as strengthening quality management and improving labor productivity, and is lack of control cost in design process.

但成本控制重点在事后管理上，加强质量管理、提高劳动生产效率等下游取得了很好的控制，但设计阶段的成本控制不足。

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