关于脾淋巴管瘤超声表现,应除外()。
A.强回声区
B.无回声区
C.壁薄可有间隔
D.边界清楚
E.后壁回声增强
参考答案:A
解析:脾淋巴管瘤超声表现应除外强回声区。
Statistics indicate that women are ________ shoppers in Europe, contributing to fourfifths of annual online shopping sales.
A.enthusiastic
B.potential
C.traditional
D.intelligent
SFKI型油压减振器为调整减振罪的阻尼,在心阀、套阀和阀低部还设有()厚的调整板。
A.0.1mm
B.0.2mm
C.0.3mm
D.0.4mm