First stage impeller retaining ring
... Suction bell ring 钟型吸入罩 First stage impeller retaining ring 第一级叶轮挡圈 Upper sleeve ring 股票画线分析法上部轴套密封环 ...
基于220个网页-相关网页
First stage impeller retaining collar
... Diffuser 扩压器 First stage impeller retaining collar 第一级叶轮挡圈 Second stage impeller and above 第二级叶轮并往上类推 ...
基于36个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress