求翻译：在鼓风机主轴上装有一个或多个离心式叶轮构成转子，当转子由原动机拖动旋转时,旋转的叶轮叶片给气体以作用力,并推动气体流动。然后气体经过叶轮出口处的扩压器扩压(即将气体的一部分速度能转化为压力能)。气体经多级叶轮增压，最后由蜗壳汇集经排气管道流出，将具有一定压力的气体输送到装置中去。是什么意思？

Mounted on the blower shaft one or more centrifugal impeller rotor constituted , when the rotor rotating prime mover dragging , rotating impeller blades to the gas to force and to promote the flow of gas .

正在翻译，请等待...

Is loaded with or a many centrifugal-type impeller constitution rotor on the air blower main axle, when rotor by prime mover dragging revolving, the revolving impeller blade for the gas by the action, and impels the flow of gas.Then the gas can transform after impeller exit( diffuser diffusion soon

Spindle is equipped with a blower or more centrifugal impeller rotor, when by the prime mover to drag rotor rotates, rotate the impeller blades for gas to force, and push the gas flow. Then gas at the outlet of impeller diffuser diffuser (part of the gas velocity can be converted into pressure energ

正在翻译，请等待...