“frequency conversion transformation of fan and water pump”的概念、定义、翻译、参考文献-科学参考

单词	frequency conversion transformation of fan and water pump
释义	frequency conversion transformation of fan and water pump Encyclopedia 工学〔工业与交通电能高效利用〕释 frequency conversion transformation of fan and water pump风机水泵变频改造采用变频器对风机水泵电机驱动系统进行调节控制的节能方法。
随便看	degree of crystallinity; crystallinity degree of degeneracy degree of direct reduction degree of dispersion degree of dissociation degree of entanglement degree of excitation degree of exploration degree of field extension degree of final dependence degree of financial leverage degree of finite morphism degree of fluctuation degree of forbiddenness degree of freedom degree-of-freedom criteria degree of freedom of multielement and multi phase system degree of freedom of multielement and multi-phase system degree of hollowness degree of homogeneity degree of hydrolysis degree of impairment degree of injury degree of inseparability degree of insolvability

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