The second type, an "asymmetric stall" or "flat spin happens when the pilot slows down on both brakes to just before stall point and then further applies one brake.
第二类，一个〝不对称的失速〞或者〝平转〞，只发生在当飞行员用双侧煞车减速，在将近失速点之前过度使用单侧煞车时。
On transit systems, rail corrugation is generally a result of periodic wear from longitudinal, lateral or spin-type creepage.
城市轨道交通系统的钢轨波浪磨耗是由于车轮长期在轨面沿纵向、横向或蛇行蠕滑造成的。
On transit systems, rail corrugation is generally a result of periodic wear from longitudinal, lateral or spin-type creepage.
城市轨道交通系统的钢轨波浪磨耗是由于车轮长期在轨面沿纵向、横向或蛇行蠕滑造成的。
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