骨盆骨折可合并损伤的神经不包括()。
A.腰丛
B.骶丛
C.股神经
D.闭孔神经
E.腓总神经
参考答案:E
2. He has lived _____ for many years. That's why he can hardly speak his mother tongue now.
A.in abroad
B.exotic
C.foreign
D.Abroad
精馏描述的是在精馏塔中,气液两相在塔板上顺流接触的过程。