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【单选题】
直径φ 40 , IT7 级公差的基制,与轴过盈配合,过盈量 0.018 ,配合代号为:A.
H7/f6
B.
H7/h6
C.
H7/js7
D.
H7/s6
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【单选题】--- What is the new trend here in winter? --- The new trend here is __________ in the cold. A. working in B. working at C. working out D. working on
A.
working in
B.
working at
C.
working out
D.
working on
【单选题】John is cooperateing with Mary in writing an article
A.
working for
B.
working out
C.
working in
D.
working with
【简答题】古巴比伦园林主要的特征:____________和_____________。
【单选题】John is cooperating with Mary in writing an article.
A.
working for
B.
working out
C.
working in
D.
working with
【简答题】A．working on B．working about C．working with D．to work with
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