保护式 meaning in Chinese

protected type

The development of auto - overloaded - protected tarning flashlight
自动过载保护式转向闪光器的研制
Completely self protecting transformator
完全自保护式变压器
Testing of thermal insulating materials ; determination of thermal conductivity by the guarded hot plate apparatus ; thermal resistance of laminated materials for use in building practice
绝热材料的检验.第3部分:采用保护式热板设备对导热性
Specification for protected - type non - reversible plugs , socket - outlets cable - couplers and appliance - couplers with earthing contacts for single phase a . c . circuits up to 250 volts
电压达250v单相交流电路用带接地线的保护式不可反转插头插座电缆藕合器与设备藕合器规范