应用有限元法对辽河滩海油田大斜度定向井抽油杆柱受力进行了三维计算。
Using finite element analysis method, three-dimensional calculation is conducted for force summing on rod in high-inclination well of Liaohe tidal zone oilfield.
提出了平面四杆机构综合(包括函数综合、轨迹综合和导引综合等三类基本问题)的数值比较法。
The numerical comparison method is presented for planar four-bar linkage synthesis including function synthesis, path synthesis and guidance synthesis.
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