曲挠，汉语词语，指弯曲的意思，也指不正直。
这个练习帮助你去想象与完成准确的蹄迹路线，在圈乘上去感觉正确与平衡的曲挠。
This exercise helps you learn to visualize and execute an accurate track, while establishing a feel for round circles with correct and even bend.
同样这个练习帮助你的马学习去服从，在你的控制下安静的做到正直与曲挠间转换。
It also helps your horse learn to listen, and to remain calm and under control as you alternate between straightness and bending.
曲挠试验：在试验期间经15000次往复运动，即30000次单程运动后不发生电流断路，也不发生导体之间的短路。
Yielding strength test: Cable shall not cause circuit breakdown, and cause short circuit between the conductor after tested by 15000 times return movement i. e. 30000 times of single route movement.
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