单项选择题
A. One B. Two C. Three D. Four
What is the meaning of integration? （）A. To link some s...
单项选择题What is the meaning of integration? （）
A. To link some separate factors as a whole chain B. United C. To put together D. Mixture
How many flows are there in global logistics?（）A. OneB....
单项选择题How many flows are there in global logistics?（）
A. One B. Two C. Four D. Three
How long the haul for international deep-sea movement u...
单项选择题How long the haul for international deep-sea movement usually? （）
A. Very long B. Ten thousands of miles C. Thousands of miles D. Thousands of kilometers
