spiral case是什么意思，spiral case的意思翻译、用法、同义词、例句

蜗壳；水轮机蜗壳

The variational analysis of spiral case and stay ring's strength.

蜗壳座环强度的变量化分析。

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。

Heituhu formation is gray and gray-black silty clay with limnological facies in early and middle period of Holocene, and bearing lots of spiral case;

黑土湖组为全新世早—中期湖沼相沉积的灰—灰黑色粘土类粉砂质粘土，含大量淡水螺蚌介壳；

Through reason analysis the problem has been successfully solved by the installation of water diverting cone and the spiral case. Now the pump units run well.

通过加装导水锥和蜗壳的整改方案，成功解决了水泵剧烈振动的问题，目前机组运行正常。

In addition, spiral case design method by layers and blocks, concrete temperature control, construction quality control, additional anti-crack reinforcement bar disposal, etc.

并结合工程实际介绍了分层分块设计、混凝土温控、施工质量控制、增设温度筋和抗裂筋等技术措施。