右侧腮腺均匀低密度病变,病变中心CT值约为-100HU,最可能的诊断是()
A.血管瘤
B.脂肪瘤
C.多形性腺癌
D.腮腺囊肿
E.腮腺脓肿
参考答案:B
The factory near the seaside was closed down as a(n) ________ of the terribly bad management and fund shortage.
A.summary
B.consequence
C.conclusion
D.effect
确定目标市场一般有以下哪几种策略()
A.密集单一型
B.有选择的专门化
C.产品专门化
D.市场专门化
E.完全市场覆盖型