B sale by sample的意思|示意
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B样品销售
B sale by sample的网络常见释义
凭样品买卖 ... B sale by sample 凭样品买卖 sale by sample 凭样品买卖 ; 凭样本买卖 ; 凭货样销售 ; 凭样销售 purchase and sale by sample 样本买卖 ...