By using Eulerian Formula, the author obtains the factors, both factors of impeller and of casing, exerting influence on the theoretical pressure of cross flow blower.
应用欧拉定理，获得了影响理论压力的因素——既有叶轮的也有机壳的因素；
The utility model relates to an improved air purifier, comprising a casing (2), a filter (3), an exhaust blower (4), a high voltage power supply (5) and other parts.
本实用新型是一种改进后的空气净化器，是由壳体(2)，滤清器(3)，抽风机(4)和高压电源(5)等部件组成。
The invention relates to an overall deep drawing technology of a scroll casing of a blower, including the following steps: a steel plate for deep drawing is cut into sheets with a required size;
本发明一种风机蜗壳整体拉深工艺，包括以下步骤：将拉深钢板剪成所需 的尺寸片料；
The invention relates to an overall deep drawing technology of a scroll casing of a blower, including the following steps: a steel plate for deep drawing is cut into sheets with a required size;
本发明一种风机蜗壳整体拉深工艺，包括以下步骤：将拉深钢板剪成所需 的尺寸片料；
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