骨折治疗中不轻易切开复位内固定,最主要的原因是
A.影响骨折处血运,导致延迟愈合或不愈合
B.术中术后出血
C.易损伤大血管,引起肢体坏死
D.术后发生感染,形成骨髓炎
参考答案:A
Everything was placed exactly ________ it used to be before she left the laboratory.
A.why
B.when
C.where
D.though
TYJL-Ⅱ型联锁机手动倒机时故障点如何判断?