此方法我们称为最小比值旋转迭代法，应用此方法还可以避免单纯形法中的循环问题，同时也容易求出影子价格。
This method is called "minimum ratio twiddle iteration algorithm"; using this method, we can avoid cycling of simples method and get the shadow price easily.
采用迭代法逆循环计算方法，计算井口压力和井口气液排量。
The pressure and flow rate of fluid in well head were calculated using iteration.
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