1)  pole changing
换极作业
1.
The theoretical calculation of the electrolyte temperature variation rule and heat loss during pole changing of 240kA prebaked cell was represented.
提出三种减轻换极作业对稳定热平衡的干扰的方法——精确控制空极时间、对槽控系统换极电压进行合理补偿、换极日设定电压的改变设置。
2)  anode change
换极
1.
The k-ε two-equation and SIMPLE calculation methods were adopted to calculate the flow field of 190kA prebaked anode aluminum reduction cells under ideal condition, anode change (AC), different metal height, bottom ridge and anode spikes.
5 cm/s; 换极、炉底结壳和阳极长包时, 在相应位置的铝液中出现显著的环行流动, 铝液流动形式发生变化; 换极时铝液最大流速(为13。
3)  Anode change cycle
换极周期
4)  transformation of the polar
换极法
1.
In this paper the improved method,also named transformation of the polar,is used to predigest the iterative calculation,and the simulation calculation has been progressed.
文中运用了一种改进的球谐函数法,即换极法,大大简化了勒让德函数的递推计算,并进行了换极前后被动段扰动引力的仿真计算。
5)  Automatic pole changing
自动换极
6)  to reverse the polarity
变换极性
参考词条
补充资料：兵棋作业(见想定作业)


兵棋作业(见想定作业)
war gaming exercise

bingqi zuoye兵棋作业(war ga而ng exercise)见想定作业。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。