Why is electrical power preferred over mechanical power for driving heavy machinery on drilling rigs?
A
More fuel efficient
B
More flexible
C
Lighter
D
Less maintenance
E
İlgili Sorular
Relative humidity is the percentage of water vapor that is in the air as compared to the maximum am...Which device is designed to automatically hold the load if power should fail to an electric winch?A line of position is __________.A signal indicating zone time is preceded with the letter ________.The strongest way to join the ends of two ropes is with a __________.