Safeli萨费利safeadj.安全的；安然无恙的；可靠的；谨慎的n.保险箱Safe Operating Limit安全操作限制Safe Landing Barrier安全着陆拦阻网safe cover thickness安全隔层厚度safe operation range安全作业范围safe range of stress疲劳极限,应力安全范围safe energy-saving安全节能safe-concentration安全浓度Safe Escape Distance安全出口距离safe guarding duties保护性关税safe evacuation hall安全疏散厅