1) type improving
变型线蜗壳
2) scroll outline
蜗壳型线
1.
The flow angle and velocity distributions at the scroll nozzle outlet with three different scroll outlines were calculated.
对计算结果的比较表明 ,蜗壳型线的变化 ,对喷嘴出口气流参数的分布会产生明显的影响。
3) large-sized spiral case
大型蜗壳
1.
In order to verify both strength and safety allowance of the WDB620 high tensile steel and to check the reliability of welding and manufacturing technology of an analogue large-sized spiral case test and research on its weldability and manufactu.
蜗壳钢材选用国产600 MPa级别高强钢,为了全面综合地考核该级别钢种的材料强度和安全裕度,检验模拟大型蜗壳焊接制造工艺的可靠性。
4) model spiral case
模型蜗壳
5) volute modeling
蜗壳模型
6) ellipse section spiral case
椭圆型蜗壳
1.
The ellipse section spiral case can give excellent hydraulic performance by optimi.
椭圆型蜗壳最大优点是蜗壳断面向纵向延伸 ,与传统的带蝶形边假椭圆不同 ,它是箱式结构的断面可以用椭圆函数表达的真椭圆 ,在流速系数相同的条件下 ,能够减小蜗壳控制尺寸 ,或者在控制尺寸相同情况下 ,适当增加转轮直径。
补充资料：蜗壳居
1.比喻窄小的住所。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条