| 1. | Ip degrees of protection provided by enclosures ip code 外壳提供的保护程度 |
| 2. | Ip degrees of protection provided by enclosures ip code 外壳提供的防护等级 |
| 3. | Degrees of protection : ip65 外壳防护等级: ip65 |
| 4. | Strict sanitary measures on farms can provide some degree of protection 实施严格的卫生措施能起一定程度的保护作用。 |
| 5. | Degrees of protection : ip65 only to lpb81 , lpb82 explosion - proof grade : exiact4 only to lpb81 可具有防爆特性,防爆等级为: exiact4仅限lpb81 |
| 6. | Double - pole sockets with earthing contact - dc 10 a , ac 16 a , ac dc 250 v , degree of protection ip 56 带保护触点的两极插座.直流10a交流16a交直流25v , |
| 7. | Roof poles for lead - in cables , type n , degree of protection ip 40 , for overhead power lines up to 1000 v 额定电压1000v以下架空电力线用防护类型ip40 n型 |
| 8. | Double - pole sockets with switch and earthing contact , ac dc 10 a , ac dc 250 v , degree of protection ip 56 交流250v 10a带开关和带保护触点的两极插座.保护类 |
| 9. | Ik degrees of protection provided by enclosures for electrical equipment against external mechanical impacts ik code 防外部机械冲击的电气设备外壳的防护等级 |
| 10. | Shipbuilding - electrical equipments - general requirements for degrees of protection and inspection of enclosures 造船.电气设备.外壳保护等级和检验的一般要求 |