As one of the core parts of aeronautic engine, turbine blade has increasingly complicated inner structure, which exceedingly obstacles the parting design of precise casting mould of turbine blade.
涡轮叶片是飞机发动机的核心部件之一，其内部结构日趋复杂，这给涡轮叶片精铸模具的分模设计带来了很大的困难。
Carbofrax used as the chill material for casting may make casting obtain compact and wear-resistant structure.
碳化硅作为铸铁件激冷材料，可以使铸件获得致密而耐磨的组织。
There are many factors affecting the thermal transfer in the mould, such as casting speed, composition of steel and structure of the mould.
影响结晶器传热的因素很多，如铸坯的拉速、钢的成分以及结晶器的结构等。
The die casting-forging processing is suitable for producing automobile parts with complicated shape and high strength as well as other structure components.
铸锻双控成形工艺主要适合生产形状复杂和高强度要求的汽车零部件和其他结构件。
For the convenience of casting, machining, transporting, etc, the beam of large-scale hydraulic forging press has always been designed as combined structure and connected with pre-stress bolts.
大型液压机的横梁由于铸造、加工、运输等原因，大多设计成组合结构，采用预紧螺栓组连接。
The influence of rare earth modification on the improvement of structure and corrosion resistance of Ni-base alloy for casting as well as on its casting properties is studied in this, paper.
本文研究了稀土变质处理对改善铸造镍基合金的组织和耐蚀性能与铸造性能的影响。
The influence of rare earth modification on the improvement of structure and corrosion resistance of Ni-base alloy for casting as well as on its casting properties is studied in this, paper.
本文研究了稀土变质处理对改善铸造镍基合金的组织和耐蚀性能与铸造性能的影响。
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