机泵的变速调节与节能
Speed Adjusting and Energy Saying of the Pumps
变频调速节能方案
Variable frequency speed regulating
saving-energy project of frequency control
变频调速节能分析
Energy-saving Analysis on Frequency Adjustment
变速泵调节
variable-speed pump regulation
变速送丝调节系统
alternate wire-feed system
change wire=feed adjusting system
变转速变容调节
variable volume and speed control
双微机双调节调速器
duplicate microprocessor-based governor for dual control turbine
变速变桨
variable speed variable pitch
variable speed pitch regulated
变速变桨距
Variable-speed Variable-pitch
variable-speed pitch controlled
变速-变桨距
variable speed-variable pitch
变速变桨距风电机组
variable-speed variable-pitch wind turbine
变速变桨距风力机
variable speed pitch regulated wind turbine
变速变角
Adjusting rotational speed and blade angle