The sanding experiment and rationally well fluid studied of Wenchang13-1 oil field.
文昌13-1油田砾石充填出砂模拟实验与合理配产研究。
So it can be the raw material of fluid loss additive for oil well cement.
因此，可以把它作为油井水泥降失水剂的原料。
The pressure and flow rate of fluid in well head were calculated using iteration.
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.
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。
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