壁附面层 meaning in English

wall layer

Inasmuch as the contoured walls are usually overcorrected for their own boundary layer, the flow in the planes parallel to the flat walls diverges .
只要曲壁附面层的修正通常是超过需要量的，平行于平壁的平面上流动就发散。
The vortex simulated in this article include the shedding vortex induced by the vane trailing edge boundary layer , the endwall vortex generated by the endwall boundary layer interaction , the passage vortex generated by the rotor rotation , and the leakage vortex generated by the tip clearance flow
涡轮级内的涡运动包括：导向器叶片尾缘附而层引起的脱落涡；转子通道内转子的旋转运动产生的通道涡；根脚区两个端壁附面层干涉，形成的根脚涡；存在叶尖漏流时，出现的漏流涡。