决定麻醉期间药物诱发急性变态反应的临床表现得细胞是()
A.中性粒细胞
B.单核细胞
C.肥大细胞与嗜碱性粒细胞
D.T、B淋巴细胞
E.巨噬细胞
参考答案:C
The solider had qualified as a doctor, but later he gave up the _______of medicine for full-time training.[ ]
A. fight
B. treatment
C. practice
D. design
相同制造精度条件下,圆锥销对定比圆柱销对定精度高。