在考虑企业可能面临的产业风险时,以下几个因素是非常重要的,主要包括()。
A.产业生命周期阶段
B.产业波动性
C.产品的密集程度
D.产业集中程度
参考答案:A, B, D
某15岁男性患者,洗澡时无意中触及右大腿下端内侧硬性突起,无疼痛,膝关节运动良好。最可能的诊断是()
A.骨软骨瘤
B.软骨瘤
C.骨化性肌炎
D.骨巨细胞瘤
E.骨囊肿
Specific duties are levied () some physical unit such as dollars per bushel, per kilo, or per metre and ad valorem duties are calculated as a percent of the value of the goods.
A. on the basis of
B. with the basis of
C. on the base of
D. with the base of