累进计算手续费

【经】 sliding scale commission

累进的英语翻译：

progression

计算的英语翻译：

calculate; compute; cast; count; figure up; calculation; computation
【计】 calc; calculating; computing; tallying
【经】 calculate; calculation; computation; computing element; reckon
reckoning

手续费的英语翻译：

poundage
【经】 auxiliary expenses; brokerage; charge for trouble; commission charges
dues; factorage; fee; on percentage; service fee