The
zero-sequence reactance of a single circuit overhead line is ( )
that of a double circuit overhead line.
A: larger than
B: smaller than
C: equal to
D: uncertain
zero-sequence reactance of a single circuit overhead line is ( )
that of a double circuit overhead line.
A: larger than
B: smaller than
C: equal to
D: uncertain
举一反三
- The cutting force of 45 steel after normalizing is ( ) that of 45 steel after quenching and tempering. A: smaller than B: larger than C: equal to D: uncertain
- The size of this city is_______ that city by over three times. A: smaller than the size of B: smaller than the height of C: larger than the weight of D: larger than that of
- Consumption of the total life-cycle effort in software maintenance is（ ） that in software development． A: less than B: larger than C: equal or less than D: equal or larger than
- Consumption of the total life-cycle effort in software maintenance is (73) that in software development. A: less than B: larger than C: equal or less than D: equal or larger than
- The electricity can be got from( ),( )or an on-board energy storage device A: the line B: the overhead line C: a third rail D: the cable