right hand worm 右旋蜗杆
left hand worm 左旋蜗杆
left-hand worm 左旋蜗杆
right-hand worm 右旋蜗杆
worm-geared hand counter 手摇涡轮传动计数器
worm-type mechanical hand-feed drill 蜗杆式机械手动推进钻机
worm geared hand counter 手摇蜗轮传动计数器
Towering over everyone but beka, Smaolach concentrated on the task at hand, as oblivious and earnest as a robin tugging up an earth-worm.
斯茂拉赫的个头仅次于贝卡，老是专心致志地干着手头的活儿，如同一只正在拽蚯蚓的知更鸟那样勤恳而又不被人注意。
Towering over everyone but Béka, Smaolach concentrated on the task at hand, as oblivious and earnest as a robin tugging up an earth-worm.
斯茂拉赫的个头仅次于贝卡，老是专心致志地干着手头的活儿，如同一只是正在拽蚯蚓的知更鸟那样勤恳然而又不被人关注。
The movement of the turning pairs and the swinging pairs of the joints and the worm of the clamping hand are respectively driven by one servomotor.
各关节的回转副和摆动副、以及夹持手的蜗杆的运动分别由一台伺服电机驱动。
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