卖方有义务自费订立运输合同,并且支付运费的贸易术语是哪种?() ["FOB","CIF","CFR","EXW"]
对于二进制编码,若输入8个信号,输出的是()位二进制代码。 ["2","3","8","16"]
从延脑发出的脑神经有()。 ["外展神经","面神经","前庭耳窝神经","舌咽神经","迷走神经"]
根据《联合国国际货物销售合同公约》,一项要约必须十分确定,即必须具备下列哪些内容?() ["有明确的货物名称和规格","明确规定货物的价格","明确规定货物的数量","交货时间和地点"]
最佳密度Km
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