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The scene of the working at height three disciplines: (1)To enter the construction site take safety helmet (2)Working at height fasten your seat belt (3)Working at height forbid throw down tools and object...
Working at height,also known as high homework,according to the high job grading standards refers to the fall in height datum more than 2 meters (including 2 meters) is likely to fall the heights of the homework.Working a...
The so-called high job is a job in a certain position as a reference height carried out. National Standard GB / T 3608-2008 "high job rating" provisions:"Working at height meas Where in the fall height datum 2m above (in...
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