变回流比调节
variable reflux ratio regulation
并流回热器
parallel flow regenerator
差流回路负荷
difference current loop burden
厂用蒸汽与凝结水回流系统
auxiliary steam and condensate return system
带回流线的直接供电方式
direct feeding system with return wire
地回流
feedback current through ground
电流回路接线
current circuit connections
电流回路接线方式
method of current circuit connection
电流回路两点接地
current circuit two points grounding
电流回扫计时电位法
current reversal chronopotentiometry