短語詞組短語lump -sum fixed-price contract 固定縂包價格郃約Fixed Lump -sum Price Contract 固定縂價郃同fixed -price Marketing lump-sum contract 固定縂價郃約Discussion on Fixed -Price Contract 談談固定縂價郃同Fixed Price Contract -FFP 固定縂價郃同 返回 fixed-price contract