adjustable speed characteristic
adjustable speed characteristic
调速特性
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Physical Significance of adjustable speed characteristic for fan is stated and functional relation criterion between adjustable speed characteristic factor for fan is established.
阐明通风机调速特性的物理意义，建立系列风机调速特性系数与连续机号间的函数关系准则。
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