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- By optimizing composition,foundry method,melting process and heat treatment process,the rate of qualified castings was increased up to 85% . 通过对成分、铸造工艺、熔炼工艺及热处理工艺的优化，使铸件的工艺出品率达到85%25。
- The whole process of 6063 extruded profiles production was analyzed,and the best composition desigh,working process and heat treatment technology were confirmed. 对6063挤压型材的生产全过程进行了分析,确定了该合金最佳的成分设计,加工和热处理等工艺。
- Vendor to certify material and heat treatment with each lot. 供应商须为每批材料出具材料和热处理证明;
- Must have experience heat treatment processes and failure analysis. 须有热处理过程及失效性分析经验。
- Effects of the CVD temperature and heat treatment were studied in detail. 考察了小同沉积温度以及退火处理对沉积结果的影响。
- process and heat treatment 加工与热处理
- The heat treatment process and effects of the nucleation agent on the nucleation and crystallization were explored. 探讨了微晶玻璃的热处理工艺制度及晶核剂对核化、晶化的影响。
- The heat treatment of metal is process which put the metal in some medium and heat to a fit temperature, and keep some time then cool down. 金属热处理是将金属工件放在一定的介质中加热到适宜的温度,并在此温度中保持一定时间后,又以不同速度冷却的一种工艺。
- Evaluate and validate the raw material, machinery process and special process such as heat treatment process. 评估，验证原材料，机加工过程及一些特殊过程（如热处理过程）
- With the assembly process,girth welding seam will bear a larger load and heat treatment temprature will exceed the material allowable temprature. 但这种组装方式使环焊缝受载荷较大，而且热处理的温度超过了材料允许的使用温度，因此必须对需热处理的环焊道进行临时加固处理。
- Smelting,cast-on outwell and heat treatment handicraft,may accomplish with the type product or material in reference in creating process. 熔炼、铸造和热处理工艺,可作为同类型产品或材料在制造过程中的参考。
- The chemical composition and heat treatment process of alloy nodular cast iron bloom rollers were experimentally studied. 对合金球墨铸铁初轧辊的化学成分和热处理工艺进行了试验研究,提出了最佳热处理工艺。
- This paper presents the whole body heat treatment process and procedure of ammonia spherical tank and appraises the result of the heat treatment. 介绍建峰化工总厂化肥厂氨球罐的整体热处理工艺和过程，并对热处理效果进行评价。
- The effect of heat treatment process and microalloying elements on the properties of meta-bainited cast steel is explai ned. 探讨了热处理及微合金化对准贝氏体铸钢组织与性能的影响。
- Familiar with relevant metal and heat treatment, mechanical technics. 熟悉机械制造、热处理、金属工艺等相关工艺和技术。
- In order to eliminate the size and roundness tolerance after the rolling and heat treatment of oil casing pipe,the straightening process should be used. 在石油套管制造过程中,一般要采用定径工艺消除石油套管轧制和热处理后的尺寸及圆度等误差。
- These methods have been used in the actual airplane cabin thermal process and heat load tests successfully. 这些方法已成功地应用于飞机座舱热载荷和热特性试验中。
- Unqualified Z8A bainite nodular cast iron wedge was analyzed by chemical and metallograph analysis and was related to its cast and heat treatment process. 对转8A贝氏体球墨铸铁斜楔生产中出现的球化率和渗碳体不合格问题进行了分析,并从铸造和热处理工艺方面探讨了影响材料性能的因素及改善和提高材料性能的途径。
- The sun sends out light and heat. 太阳发出光和热。
- The results demonstrate that the life of bakelite forming die can be effectively improved by optimzing its heat treatment process and changing it parameters. 研究结果表明，通过优化和改进模具的热处理工艺及其参数，有效地改善了胶木成型模具的使用性能，提高了模具的使用寿命。
