Colles骨折的典型畸形
A.垂腕B.餐叉样畸形C.爪形手D.猿形手E.垂腕+爪形手
参考答案:B
解析: Colles骨折因骨折远端向背侧移位,因此侧面手腕呈餐叉样畸形。
Because of the Mid-autumn Day happening to come along, we have just enjoyed a longer National Day vacation than ever before, but it is estimated that it will be 38 years ___________ we can experience such a coincidence again.
A.that
B.before
C.since
D.when
汽油机在运转中高压线脱落会导致()。
A、逐渐熄火
B、突然熄火
C、启动不着
D、启动困难