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压力角
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压力角
Encyclopedia
工学
齿轮传动
释
pressure angle
压力角
在不计摩擦和构件的惯性的情况下,机构运动时从动件所受的驱动力的方向线与该力作用点的速度方向线之间的夹角。
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mid-atlantic ridge
Mid-Autumn Manuscript by Wang Xianzhi
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