从零件图基准出发,以结构形状分析为线索,了解各形体的()。
A.形状尺寸
B.结构尺寸
C.外形尺寸
D.相关尺寸
E.定形尺寸
F.定位尺寸
参考答案:E, F
--- Mr. White, what do you think of these different sorts of wine after tasting them?
--- Well, I can’t say which wine is best . It’s a(n) ______ of personal taste.
A.affair
B.event
C.matter
D.variety
狗多次暴露于过敏原,如犬弓蛔虫或猪蛔虫或混合草籽的浸出液的气溶胶中,可引起哮喘,作为抗过敏性支气管哮喘的模型。