第19题: [单项选择]根据《UCP600》,信用证中() A. 未规定可否撤销,即为不可撤销;未规定可否转让,即为不可转让 B. 未规定可否撤销,即为可撤销;未规定可否转让,即为可转让 C. 未规定可否撤销,即为可撤销;未规定可否转让,即为不可转让 D. 未规定可否撤销,即为不可撤销;未规定可否转让,即为可转让 参考答案:A
第30题: [单项选择]Relative humidity is the percentage of water vapor that is in the air as compared to the maximum amount it can hold at(). A. a specific barometric pressure B. a specific temperature C. a specific wind speed D. any time 参考答案:B