Accordingtoacertaintypeofrate,ashippercannotbechargedlessthantheappropriaterateof4kginmostcases,eventhoughhisparticularconsignmentmayweighlessthanthis,wecallthistypeofrate().
Whichofthefollowingstatementsaretrueaboutdocumentarycredit_____?
托收指示书的主要内容有()