词汇	petro-bitumen
释义	petro-bitumen 石油沥青
随便看	sales reps sales.reps Sales Reps Share Success Tips sales research sales resistance sales resistances sales response sales response curve sales response function sales-results test sales return sales return and allowance journal sales return book sales return ratio Sales sum sales supervision sales returns sales returns account sales returns and allowance sales returns and allowance journal Sales returns and allowances journal sales returns book sales returns journal sales revenue Sales Revenue of Industrial Products