You may not use more advanced trigonomery, such as the law of sines, the law of cosines, etc.
你不可以使用高级三角知识例如正弦余弦等.
The quadratic sines motion law, Which is suitable for shedding motion of high speed looms, Was put forward in this paper.
提出了一种适用于高速织机综框开口运动的二次正弦运动规律。
The quadratic sines motion law, Which is suitable for shedding motion of high speed looms, Was put forward in this paper.
提出了一种适用于高速织机综框开口运动的二次正弦运动规律。
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