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The effective stroke of a constant－stroke, individual, fuel injection pump is varied by the _____.
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The pump has a constant stroke and the amount of fuel delivered is regulated by rotating _
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The output volume of a positive fixed displacement pump can be changed only by _____.A.cha
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This is not typical of English, but is a feature of the Chinese language.A．particularB．cha
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The Chinese are appalled by a series of incredible facts these days—a young man stabbed hi
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Chinglish is correct English produced by Chinese learners under the influence of Chin
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Which of the following is not expected by Chinese friends?A.They expect standing friendshi
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