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Crane

来源: 作者:Stand originally 时间:2009-01-03 Tag: 点击:
Perpendicular inside certain limits promotion and level carry the much action lifting appliance of the clog, weigh crane again. It basically uses swing to become an article, after deploying proper spreader also but swing comes loose shape stock and liquid state stock. The working characteristic of crane is to make intermittence motion, take makings, carry to move in loop of a job namely, uninstalling the corresponding orgnaization that waits for a movement is alternant job. Each orgnaization often is in start, apply the brake and the working status that direction of positive and negative runs.



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