Which of the following are the disadvantages of underground power stations?
A. Better rock bearing properties
B. Construction work in adverse weather
C. Possession Saturning Stations have more freedom in the stations.
D. Cost of manufacturing power station and accessories
Answer:D
Which of the following are the disadvantages of underground power stations?
A. Better rock bearing properties B. Construction work in adverse weather C. Possession Saturning Stations have more freedom in the stations. D. Cost of manufacturing power station and accessories