航空发动机空心涡轮叶片的壁厚是保证叶片强度的一个关键参数。
The wall thickness of the hollow aeroengine turbine blade is a critical parameter for ensuring its strength.
针对精铸空心涡轮叶片的精确控形问题，开展模具型腔优化设计中的虚拟修模技术研究。
This article presents a study of the technology of virtual mold-repair for the optimal design of the mold cavity of a hollow turbine blade to precisely control its shape.
航空发动机、燃机等精铸真空无余量空心涡轮、导向叶片及复杂结构件。多种热处理炉上用料盘，夹具等耐热合金钢精铸件。
The no machining directional solidification hollow turbine blades, hollow guide vans and complex structure parts used in aero engine and gas turbine made by vacuum precision investment casting.
航空发动机、燃机等精铸真空无余量空心涡轮、导向叶片及复杂结构件。多种热处理炉上用料盘，夹具等耐热合金钢精铸件。
The no machining directional solidification hollow turbine blades, hollow guide vans and complex structure parts used in aero engine and gas turbine made by vacuum precision investment casting.
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