（）are respectively the dominant transport mode in China and in the United States.

[主观题]主导厂商（ Dominant firm）

[主观题]优势策略（Dominant strategy）

[名词解释] 优势种（dominant species）

[名词解释] 主导厂商（ Dominant firm）

[名词解释] 优势策略（Dominant strategy）

[名词解释] 显性标记（dominant markers）

[单选题]Let R and S be the relation respectively: Relation R: A B C Relation S: B C D 1 2 3 2 3 4 6 7 8 2 3 5 The number of tuplesthat the result of the expression R ∞ S (Here is the natural join of relations R and S) isA．3B．4C．6D．9

[单选题]In general, factors influencing transportation costs can be grouped into 2 major categories---product-related factors and market-related factors. Please find below,（）is not belong to the market-related factors.A . Transport distanceB . Location of ma

[单选题]（）has been one of the dominant theme in the development of logistics management. This development began 40 years ago at a local level. Today, many businesses are making efforts to integrate global networks, comprise several tiers of supplier and dist

[名词解释] 共显性标记(co-dominant markers)