如果ab(modm),c是任意整數(shù),則()
A、ac=bc(modm)A
暫無解析
開立信用證時要注意()。
Whichofthefollowingcoveragedoesnotcoverpartiallossordamageresultingfromnaturalcalamities?____
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Thescopeoffreightforwarder’sserviceonbehalfofshipperincludes_____.
班輪運費的計算標(biāo)準(zhǔn)可采用()。