我队原使用的脚踏打眼机的缺点是：木轴木锤把容易松动，击钎时锤头偏摆不正，踏脚板上下摇晃，踩起来很不灵活，以及打击力不够大等。因此，根据使用情况及工人所提意见，又作了近十次的改进。经 The shortcomings of my team’s original use of footbathing machine are: wooden shaft wooden hammer easy to loose, hit the hammer hammer deflection, footsteps up and down shaking, stepped up very inflexible, and the attack force is not big enough. Therefore, according to the usage and the comments made by the workers, nearly ten improvements have been made. through