1) high-pressure gravel-packing and sand-preventing
高压砾石充填
2) tside casing high-pressure gravel packing
管外高压砾石充填
1.
nd control-liquidincrement technology by outside casing high-pressure gravel packing.;
管外高压砾石充填防砂增液技术
3) gravel height
砾石充填高度
4) hi-density gravel pack
高密度砾石充填
5) fracturing/gravel packing
压裂-砾石充填
1.
Experimental study of sand control string used for fracturing/gravel packing;
压裂-砾石充填防砂管柱的研究与试验
6) gravel pack
砾石充填
1.
A method of calculating productivity for gravel packed well;
砾石充填防砂井产能预测方法
2.
There exist many factors influencing the productivity in gravel packed and sand controlled wells, its correlation is complex, a precision and practical model for prediction is hard to be established by using conventional theory.
影响砾石充填防砂井产能的因素很多,关系非常复杂,常规理论方法难以建立准确、适用的预测模型。
3.
Based on what had been done previously in the aspect of pressure losses across perforation and gravel pack, the paper presents a new formula to calculate the pressure losses across perforation and gravel pack,and calculates the skin factor through the introduced popular equation of radial flow.
在以往对砾石充填井压降分析的基础上,给出了一种以普通径向流方程为基础计算井筒附近收敛流动和射孔-砾石充填段的压降,再根据完善井与非完善井压降之间的关系,求出表皮系数的方法。
补充资料：高压线走廊（高压架空线路走廊）
在计算导线最大风偏和安全距离情况下，35kV及以上高压架空电力线路两边导线向外侧延伸一定距离所形成的两条平行线之间的专用通道。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条