burner spiral case 燃烧器蜗壳
spiral case nose 蜗壳鼻端
semi-spiral case 不完整式蜗壳
welded spiral case 钢板焊接蜗壳
spiral case man door 蜗壳进人门
spiral-case manhole 蜗壳进人孔
Meanwhile, the far-ranging application of spiral case of cushion layer is the requirement of development in Chinese hydroelectric power station construction.
根据我国的国情,大力发展垫层蜗壳是非常必要的,具有重大的实际意义。
参考来源 - 水电站垫层蜗壳数值模拟方法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The variational analysis of spiral case and stay ring's strength.
蜗壳座环强度的变量化分析。
The ellipse section spiral case can give excellent hydraulic performance by optimizing design.
通过优化设计,椭圆型蜗壳可获得优异的水力性能。
Due to the high water head of the GHS, the design unit put forward a suggestion of using the pre stressed reinforced concrete spiral case.
高坝洲水电站由于设计水头较高,设计单位建议采用预应力钢筋混凝土蜗壳。
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