What’s the insulation materials between each phasor overhead
lines? ()
A: air
B: insulation cover
C: insulation oil
D: shield wires
lines? ()
A: air
B: insulation cover
C: insulation oil
D: shield wires
举一反三
- What<br/>can not affect the insulation resistance?____. A: moisture B: dirt C: electricity D: oil<br/>deposits
- insulation
- In the future,houses will have ( ) insulation and more ( ) air conditioning A: normal, cool B: better , efficient
- After an earthquake, if you see sparks or broken or frayed wires, or if you smell hot insulation, you should look for______.
- insulation blanket A: 绝缘层 B: % C: @