等级 – phrases

Terms for subject Nautical containing 等级 | all forms | in specified order only

Chinese	English
保安等级 2	security level 2 (加强)
保安等级 3特殊	security level 3
保安等级	security level
动力定位设备等级	class of dynamic positioning equipment
壳架等级电流	frame size
外壳防护等级	degree of protection of enclosures
安全等级	safety level
安全完整性等级	safety integrity level
概率等级	probability level
电气设备的外売防护等级的标志	IP
管系的等级	classes of piping systems
船长、高级船员和普通船员等级证书	certificates for masters, officers or ratings
设备等级	equipment class