X线示龛影位于胃轮廓之内,应首先考虑的诊断是()。
A.急性胃炎
B.慢性胃炎
C.胃溃疡
D.胃癌
E.幽门梗阻
参考答案:D
选择合适的词并用其正确形式填空。
Near our school there is a store.It’s small but there’re lots of school 小题1: .Do you like exercise books, erasers, pens or color pencils? They小题2: cheap.The erasers are just l Yuan, The color pencils are just for 2 Yuan.I小题3: a cartoon(卡通)pencil sharpener.It is not expensive(贵的),either.I’ll小题4: it. Do You want some school things for小题5: ? Just come to this store and have a look.
大飞机生产企业的飞机装配车间应采用的生产过程空间组织形式是()。
A.固定布置
B.工艺专业化布置
C.对象专业化布置
D.混合类型布置