进行物流调研资料综合分析时间序列分析最常见的内容是( ),并能反映发展变化趋势。
A. 概率分析
B. 增长率分析
C. 风险分析
D. 占有率分析
In thequality clause of export contract, ().
A. in order to clarify the responsibility, more than two methods should be used to express quality
B. for accuracy, two methods should be used to represent quality
C. in order to prevent passivity, it is not suitable to use two or more methods to express quality at the same time
D. it can be expressed by both sample and text description
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