What's this? [ ]
A. It's a classroom.
B. Go to the classroom.
答案:A
肾损伤手术切除的指征是()
A.肾下极碎裂伤修补困难
B.持续的、危及生命的出血
C.肾挫裂伤,肾周血肿
D.肾被膜裂伤,被膜下血肿
E.肾实质裂伤,破入肾盏肾盂
()应设牢固的撑木或拉杆。
A.支架间
B.顶梁与柱腿间
C.顶板与顶梁间