Floc size distribution in a dynamic flocculator with a flat vane wheel was measured experimentally.

实验测定了平直叶轮动态凝器内团粒度的空间分布。

The ZSJL Water Motor Alarm consists of a turbine shell, a vane wheel, a transmission shaft, a dabber, a rocker arm, a clapper, an alarm seat and a support shaft etc.

ZSJL型穿墙水力警铃是由轮机壳体、叶轮、传动轴、芯轴、转臂、铃锤、警铃座、支撑轴等组。

The drawing method for the double channel impeller is studied.It is found that there is an in-conformity between the dimensions of plane-view and pinacoid-view of fluid cross-section.

摘要研究了双流道污水泵叶轮常用的图纸表达方法，发现平图上的断投影结果与轴图中确定的断尺寸不一致的问题。

Recently, some experiments show the existence of prewhirl and reveal the asymmetrical scroll will affect the distribution of prewhirl.

近年来，已有的实验结果显示，离心式通风机叶轮进口前的气流预旋确实存在，而且其分布式与人们通常的想象有很大不同。