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。
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。
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。
As to the joints between exterior wall panels, waterproof sealant is adopted, which has such advantages as short working period, high quality and long service life.
对外墙板板缝使用材料密封防水作法简便，并具有工期短、质量高、耐用年限长的优点。
Imported high quality electric components, esp, PID brainpower temperature controller offer more accurate temperature controlling and long working life.
采用进口高级组件，PID智能化温控表，控温准，使用年限长。
Imported high quality electric components, esp, PID brainpower temperature controller offer more accurate temperature controlling and long working life.
采用进口高级组件，PID智能化温控表，控温准，使用年限长。
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