儿童关节损伤首先考虑骨骺损伤,因其关节韧带和关节囊的强度比骨骺大()。
A.1~2倍
B.2~3倍
C.2~4倍
D.2~5倍
E.2~6倍
参考答案:D
In the party, the grown-ups had coffee but the children wanted milk __________ coffee. [ ]
A. by means of
B. for fear of
C. in place of
D. on behalf of
气焊时可以选择10号遮光眼镜进行焊接()。