问题
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[A] research[B] operation[C] movement[D] search
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The surgeon is performing a delicate operation.(英译中)
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When ship navigating in rough sea, the correct operation is .A.navigating with a low diese
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A.your operationB.is your operationC.your operation isD.will your operation
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A clearly visible beneath of RT-flex engines is their operation at all ship speedsThis is
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Which of the following statements is correct relative to distillation plant operation?A.Di
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