I don't think the charge for overhauling

字號(hào):


    問(wèn)題補(bǔ)充:?jiǎn)芜x題 I don't think the charge for overhauling (大修)the equipment is excessive in _____ to its size.
    A.correspondence
    B.equation
    C.proportion
    D.dimension
    答案:C