over-current protection for the phase lacks  缺相过流保护

Protection of the grounding of three-phase and five-wires  三相五线制接零保护

Action Plan for the Protection of the Atmosphere  保护大气行动计划

automatic test for the protection relays  继电保护自动测试

auto-passing of the phase separation  自动过分相

Beneficiary of the Protection  保护受益者

calibration and adjustment for the phase difference  相位差标校与调整

configuration of the protection function  保护配置

Convention for the Protection of the  保护世界文化和自然遗产公约

Convention for the Protection of the Ozone Layer  保护臭氧层公约

countermeasure for the protection and management  保护管理对策

Declaration on the Protection of the Atmosphere  保护大气宣言

Design of the protection  防护设计

device for the protection of the belt conveyers  皮带机保护装置

differs to move the protection  差动保护

fast breaks the protection  速断保护

interfacial of the phase  相界面

International Convention for the Protection of Submarine Telegraph Cables  保海底电缆的国际公约

International Union for the Protection of Industrial Property  国际保护工业产权联盟