塔机行业发展到现在,正面临着一个越来越严峻的问题,就是塔机的事故逐年上升,虽然政府监管部门采取了一系列加强管理的措施,但还未能很有效的扭转这种趋 Up to now, the tower crane industry is facing an increasingly serious problem that the accident of the tower crane has been increasing year by year. Although the government regulators have taken a series of measures to strengthen management, they have not been able to effectively reverse this trend