标 准 编 号：BS 7121-12-1999简体中文标题：起重机安全操作实施规程.救援服务车和设备.实施规程繁体中文标题：起重机安全操作实施规程.救援服务车和设备.实施规程English Name：Code of practice for safe use of cranes - Recovery vehicles and equipment - Code of practice...