Bare shaft, lever - lock flow control handle, worm gear operator, electric and pneumatic actuators.
裸轴, 水平杠杆固定流量控制手轮, 蜗轮操作装置, 电动和气动驱动装置.
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The door locked solidly. An iron bar could not lever lock off with its all strength.
一把坚实的大锁挂在大门上, 一根铁杆费了九牛二虎之力,还是无法将它撬开.
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