结果证明绳槽参与承载，能够改变卷筒应力分布规律，减小筒壁应力。
The results proved that the grooves took part in the bearing , could verify the distributing rule of drum stress and reduce the stress of drum wall .
结果证明绳槽参与承载，能够改变卷筒应力分布规律，减小筒壁应力。
The results proved that the grooves took part in the bearing , could verify the distributing rule of drum stress and reduce the stress of drum wall .
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