It was found that the wear-resistant trough cast with EPC process was of high dimension accuracy, good surface quality, dense structure, and its working life could be increased by more than50%.

发现，采用消失模铸造耐磨槽铸件，尺寸精度高，表面质量好，组织致密，使用寿命可提高50%以上。

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We keep working hard to provide high quality products and services and make our esteemed custom-ers enjoy beautiful life under Xiangyun umbrella.

我们将竭诚提供给您高档品质和优质服务，拥有祥云伞，享受好生活。

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The application of the residual gases analysis in high vacuum system is very important for improving the performances, the quality and the working life of various vacuum electronic devices.

高真空系统残气分析对提高电真空器件的性能、质量和寿命具有重要作用。四极质谱计与微机联用是必然的趋势。

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At the same time I was involved with high-level C-suite executives and working with them to improve the quality of life around the globe.

FORBES: Mark Albion on Net Impact, Its Accomplishments and the Triple Bottom Line