freight by weight 中文意思是什麼

freight by weight 解釋
按重量計算的運費
  • freight : n 1 〈英國〉船運貨物，運輸〈美國兼指空運、陸運〉。2 貨運。3 運費。4 〈美國〉貨運列車 （＝ freight...
  • by : adv 1 在側，在旁，在附近。2 （擱）在一邊，（放）到旁邊，（存）在一旁；收著。3 （由旁邊）經過，過...
  • weight : n 1 重量；體重；求心力，重力，（地心）引力。2 斤兩，分量，衡，計重單位。3 （壓東西的）重物。4 砝...
  1. He type of p31 covered wagons are the main meter - gauge freight wagons running at present. but the car body structure is not very well and the tare weight is too weighty. aiming at above - mentioned problems, the structure was optimized by the i - deas software, a new pattern meter - gauge covered wagon was put forward, which has light tare weight, reasonable structure and well vehicle dynamic performance

    P _ （ 31 ）型棚車是目前米軌線路上運營的主型棚車，針對p _ （ 31 ）存在的問題，本文根據新制定的米軌貨車強度設計與試驗鑒定準則，設計了軸重為14t的新型米軌棚車，利用i - deas軟體對結構進行了優化分析。
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