子宫动脉来源于()
A.腹主动脉
B.髂总动脉
C.髂内动脉
D.髂外动脉
E.肾动脉
参考答案:C
为什么高压断路器采取多断口?
In general,the extent of the carrier’s immunity,as laid down by the Act,cannot be increased()contract.
A.in
B.with
C.by
D.on