haul wagon 中文意思是什麼

haul wagon 解釋
小型運輸貨車
  • haul : vt 1 (用力)曳,牽,拖。2 拖運。3 使降落,降(旗) (down)。4 【航海】使(船)改變航向。5 硬拖...
  • wagon : n 1 (二馬以上的四輪)運貨馬車。2 〈英國〉(鐵路的)無蓋貨車。3 手推車。4 【采】礦車。5 〈美國〉...
  1. Raising speed and heavy haul is development tendency of the railway transportation. however, with the rising of the velocity, empty wagon derailment accident accurs more frequent, which brings our country and people huge loseaimed at this problem appeared in the dynamic perfermance of wagon with the increasement of speed, lots of researches are done in this paper

    提速和重載是我國鐵路運輸的發展方向,但提速以來,貨車空車脫軌事故頻頻發生,給國家和人民的生命財產安全造成了重大的損失,本文針對空車脫軌這一實際情況對鐵路貨車動力學性能進行了認真地分析和討論。
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