（）is a document granted by the customs authorities which allows a vessel tostart unloading goods.
A
暂无解析
AccordingtoUCP500,theterms“beginning”ofamonthintheletterofcreditshallbeconstruedas（）
Whichofthefollowingcoveragedoesnotcoverpartiallossordamageresultingfromnaturalcalamities?____
Accordingtoacertaintypeofrate,ashippercannotbechargedlessthantheappropriaterateof4kginmostcases,eventhoughhisparticularconsignmentmayweighlessthanthis,wecallthistypeofrate（）.
Piggybackisasystemofunitizedmultimodallandtransportby（）.
Themarinecargoinsurancepremiumratesmayvarydependingonfactorssuchas（）.