翼剖面；机翼；翼面一个部件或平面，如机翼、螺旋桨叶、方向舵等，其形状或方位控制稳定性、方向、抬升、冲击或驱动。
A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion.
不是在垂直于岩层走向的剖面上，而是在任意方位测量的与水平面之间所构成的夹角。
The Angle that a plane makes with the horizontal measured in any randomly oriented section rather than perpendicular to strike.
针对侧斜井的特点，研究了侧斜修井的轨道设计技术，包括轨道靶区、方位、剖面设计和井身参数计算，为现场施工提供了依据。
The course design for workover of sidetracking well is studied, including course target, azimuth, profile and well bore parameter calculation, thus providing reference to field operation.
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