cascade design meaning in Chinese

叶栅设计

Does cascade designs have a repair service
波状设计的有维修服务吗？
If you have a more difficult repair , such as campfire damage or an animal - chewed - on valve corner or any other damage that you do not feel comfortable repairing on your own , cascade designs has a repair program
如果你需要更为复杂的维修，比如篝火损坏，动物咬坏阀门，或审核你不能独自完成的损坏，波状设计有个修理程序。
Several axial turbine and compressor geometry profile designs are presented . also some turbine and compressor sample cascade design cases and their calculated performance for different prescribed conditions are given and discussed . in the design procedure , the presented method in the paper shows its applicability and effectiveness , especially for modification of the proscribed velocity distribution
本文对多个涡轮、压气机算例进行了优化设计和流场计算检验，结果表明，本文所提出的方法能对叶片表面速度分布进行有效调节，减少了很多人工调控因素，使叶型设计技术得到了进一步的完善和提高。