提供安全使用清理锯、割草机和割草机的建议。本指南涵盖了设备安全操作的基本原则、操作人员的培训、为保护操作人员的安全和健康而采取的适当措施和预防措施，以及设备的一般维护。

Provides recommendations for the safe use of clearing saws, brushcutters and grass trimmers. Guidelines are given covering the basic principles for the safe operation of the equipment, the training of operators, the appropriate measures and precautions to take to guard the safety and health of operators, and the general maintenance of the equipment.