portable axial flow ventilator 便携式轴流通风机
marine flame-proof axial flow ventilator 船用防爆轴流式扇风机
proof axial flow ventilator 船用防爆轴流式扇风机
The initiative control of the noise producing by axial flow ventilator is investigated in experiment environment.
在实验室环境研究轴流式通风机噪声的主动控制问题。
The article focuses on the primary analysis of some reason about axial - flow ventilator' s energy consumption, and provides several technique methods of economical operation for it.
针对轴流式风机能量损失的一些原因作以分析，并提出使之可达到经济运行的若干技术措施。
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