1. Which of the following is not a transportation tool by sea?
举一反三
- Which of the following is not included in the ore transportation method?( ) A: Gravity transportation B: Mechanical transportation C: Drilling transportation D: Hydraulic transportation
- Which one is not transportation tool? A: train B: roller skate C: subway D: bicycle
- transportation tool
- Which of the following modes of transportation is most suitable for natural gas transportation? A: Road transportation B: Air transportation C: Railway transportation D: Pipeline transportation
- Which of the following transportation methods has the lowest cost in long-distance transportation? A: Railway transportation B: Maritime transportation C: Air transportation D: Road transportation