When centrifuging heavy fuel oil, an important factor to consider is the （） (1) flow rate (2) viscosity of the fuel oil<br>A:(1) only is correct<br>B:(2) only is correct<br>C:both (1) and (2) are correct<br>D:neither (1) or (2) are correct

When centrifuging heavy fuel oil, an important factor to consider is the （） (1) flow rate (2) viscosity of the fuel oil
A:(1) only is correct
B:(2) only is correct
C:both (1) and (2) are correct
D:neither (1) or (2) are correct

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