零件加工时,加工件定位时所消除的自由度数超过6个,称为()。
A.完全定位
B.不完全定位
C.欠定位
D.过定位
参考答案:D
A respectable lawyer is admitted to an acute care facility with epigastric pain. Since admission, the client has called the nurse every 15 minutes with one request or another. Which of the following could explain this client’s behavior()
A. Repression.
B. Somatization.
C. Regression.
D. Conversion.
参与Ⅰ型超敏反应的细胞包括
A.肥大细胞、嗜碱粒细胞、巨噬细胞、Th细胞
B.嗜酸粒细胞、嗜碱粒细胞
C.肥大细胞、嗜碱粒细胞、Th细胞
D.Th细胞、B细胞、巨噬细胞
E.肥大细胞、嗜碱粒细胞、巨噬细胞、Th细胞、B细胞