题目内容
(请给出正确答案)
[单选题]
高速铁路线路有砟轨道路基两侧的路肩宽度,单线不应小于()m。
A.1.0
B.1.2
C.1.4
D.1.5
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A.1.0
B.1.2
C.1.4
D.1.5
第4题
A、that relative wages will tend to become equal in both trading countries.
B、which factor of production within each country will gain from trade.
C、which country will export which product.
D、the volume of trade.
第5题
第6题
第12题
A、each country exports that good in which it has a comparative advantage.
B、each country enjoys superior terms of trade.
C、each country has a more elastic demand for the imported goods.
D、each country has a more elastic supply for the exported goods.
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