单项选择题
A.Half B.80% C.20% D.Not mentioned
The advantage of rail transport is （）A. Great amount of...
单项选择题The advantage of rail transport is （）
A. Great amount of shipped B. Less damage ration C. Fast speed, exact schedule, and cost saved D. Direct shipping line
The disadvantage above mentioned can be overcome by （）A...
单项选择题The disadvantage above mentioned can be overcome by （）
A. combined transport B. More frequency C. Fast train D. More flexible
The disadvantages of rail compared with motor carrier a...
单项选择题The disadvantages of rail compared with motor carrier are（）
A. Cost B. Speed C. Lost and damage ratios D. Transit time and frequency of service
