For any given pedestal crane,when the boom is lengthened,the lifting capacity is().
A、A.unchanged
B、B.increased
C、C.eliminated
D、D.decreased
A、A.unchanged
B、B.increased
C、C.eliminated
D、D.decreased
A、A.liable for any repair B、B.liable for any failure C、C.responsible for any repair D、D.responsible for any fulfilling
A、He hasn’t any tickets for the football match. B、He hasn’t got any tickets for the football match. C、He doesn’t has any tickets for the football match.
A、A.He hasn’t any tickets for the football match. B、B.He hasn’t got any tickets for the football match. C、C.He doesn’t has any tickets for the football match.
A、any class B、only the Target class C、any class in the test package D、any class that extends Target
A、A. check any of the bits in the source address B、B. permit any wildcard mask for the address C、C. accept any source address D、D. check any bit in the destination address E、E. permit 255.255.255.255 0.0.0.0 F、F. accept any destination
A、any appropriate channel except public communication B、any appropriate channel except for public communications C、any appropriate channel besides public communication D、any appropriate channel beside public communication