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【简答题】
DREF2型摩擦纺纱机属于( )端纺纱, 而DREF3型摩擦纺纱机属于非自由端纺纱。
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皮皮学刷刷变学霸
举一反三
【简答题】A．property B．remedy C．welfare D．movements
【简答题】A．ideas B．demands C．phenomena D．movements
【简答题】A．experiments B．circles C．trips D．movements
【简答题】A．sounds B．gestures C．signs D．movements
【单选题】Movements in GDP
A.
and GNP usually do not differ greatly.
B.
and GNP usually do not differ greatly, as a practical matter.
C.
and GNP usually do differ greatly.
D.
are usually smaller than those of GNP movements, in practice.
E.
are inversely proportional to movements in GNP.
【简答题】A．families B．personalities C．functions D．movements