n. peneplain
misc. directrix plane
准平面和低基区电阻是该设计的主要特点。
The quasi-planar structure and low base resistance feature this device.
并由刚体平面运动方程，推导出混凝土护坡板的绝对稳定和准稳定条件关系式，以确定护坡板的尺寸。
The formulas are derived for the conditions of concrete blocks absolute-stability and quasi-stability according to the equations of stiff-body motion on plane.
推导了当考虑热效应时十次对称二维准晶体平面应变问题的通解表示。
The general solution for plane strain problems in decagonal quasicrystals accounting for thermal effect is derived.
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