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【单选题】
齿轮泵的( )属于非整圆孔工件。A.
齿轮
B.
传动轴
C.
壳体
D.
油
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【简答题】Lots of people go out to work, look after their children, manage a home, do leisure activities and s . (社交)
【简答题】Pizza delivery firms often do ____ in the local area. It ’ s cheap but lots of people probably throw the leaflet away.
【简答题】阅读理解。 Sport is very popular in England. In other words lots of English people like the idea of sport .A lot watch sport on TV. But the number who take part in (参加) sport is quite small. On th...
【简答题】阅读理解。 Sport is very popular in England. In other words lots of English people like the idea of sport. A lot watch sport on TV. But the number who take part in (参加) sport is quite small. On the whole E...
【简答题】Keeping a busy social life among lots of friends may keep people thinner than spending hours doing some exercises, according to scientists. They say that socialising and meeting with friends help incr...
【简答题】Keeping a busy social life among lots of friends may keep people thinner than spending hours doing some exercises, according to scientists. They say that socializing and meeting with friends help incr...
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