“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	largest ideal largest lattice largest nilpotent ideal largest normal divisor largest normal subgroup largest order statistic largest prime factor largest root statistic largest set largest sure result largest topology large submodule Large Synoptic Survey Telescope large systems Large-systems coordinated control method large-tailed han sheep large tank pumping technology large telescope large temperature difference chilled water system large testing system metrology technique large time large time lag process control Large Tomb at Hwangnam-dong large tonnage beam carrying vehicle large transport industry

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