问题
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Centrifugal pumps, however, can be designed with a number of impellers _____ to attain a large amount of liquid.
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Over a very large number of trials, the probability of an event______is equal to the proba
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In ship construction,a large number of watertight bulkheads results in ()A.increased capac
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Under the increasing pressure of hunting jobs, a large number of university graduates choo
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A large number of cars______parked in front of the supermarket.A.isB.areC.hasD.have
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With the help of the government , a large number of people ---_______ after the flood in 1
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