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documentary credit operation

英 [ˌdɒkjuˈmentri ˈkredɪt ˌɒpəˈreɪʃn] 美 [ˌdɑːkjuˈmentri ˈkredɪt ˌɑːpəˈreɪʃn]

跟单信用证业务

经济

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