肾癌根治性切除时().
A.不用充分显露肾脏
B.先结扎肾蒂血管
C.同时切除肾周围筋膜及脂肪
D.清理肾门淋巴结
E.取出静脉动内癌栓
参考答案:B, C, D, E
单项选择。
— How are you going to the train station to meet your aunt?
— I'm going there ____ my car. [ ]
A. by
B. in
C. to
D. on
电缆保护层由()组成。
A.内护套
B.内衬层
C.铠装层
D.外护套