spiral casing

常見例句

This paper summarizes soft development and technology of spreading of elliptical spiral casing based on approximate elliptical spiral casing(major and small circle casing).
主要介紹橢圓蝸殼按近似橢圓蝸殼（即大小圓蝸殼）展開的軟件開發(fā)與制作工藝過(guò)程。
T_type spiral casing was applied in lots of Kaplan turbine. It is impossible to make very good flow pattern in inlet of stay vane only by means of changing geometry of spiral casing.
絕大多數(shù)軸流式水輪機(jī)的蝸殼爲(wèi)不完全包角的T型蝸殼，僅通過(guò)對(duì)蝸殼的幾何形狀優(yōu)化而實(shí)現(xiàn)沿固定導(dǎo)葉進(jìn)口圓周均勻供水或速度分佈均勻幾乎是不可能的。
Concrete stresses in the axial direction of the spiral casing are relatively uniform dispersed tensile stresses, the maximum axial stress occurs in the thinnest section of surrounding concrete.
沿蝸殼軸線方曏的應(yīng)力爲(wèi)相對(duì)均勻的拉應(yīng)力，最大拉應(yīng)力出現(xiàn)在外圍混凝土厚度最薄的部位。