rail rates 中文意思是什麼
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In the us, truck rates for moving merchandise in small quantities are about the same as those for rail freight
（在美國，用卡車搬運少量商品的運費，與鐵路搬運貨物的費用，大約相同。 ） -
Specially, the public interest demanded effective regulation of rail rates.
公共利益尤其要求對于線路運價實行有效管理。 -
" in view of the smooth run - in of services and satisfactory take - up rates in the air and rail sector, we have proposed to end the transitional period for the electronic submission of air and rail cargo manifests at midnight on 16 july, 2004. all air carriers and the rail cargo operators are aware of the proposed full migration, " the spokesman said
發言人說：鑒于電子艙單服務運作暢順，以及航空和鐵路貨運界別使用該服務的比率令人滿意，我們建議在二四年七月十六日午夜，終止以電子方式提交航空及鐵路貨物艙單的過渡期。 -
According to different mechanisms, there exist several types of resonance, including the bridge resonance induced by the periodical actions of moving load series of the weights, centrifugal forces and lateral winds of vehicles, the bridge resonance induced by the loading rates of moving load series of vehicles, the bridge resonance induced by the periodical loading of train vehicles excited by rail irregularities, wheel flats and hunting movements, and the vehicle resonance induced by periodical actions of the regular arrangement of bridge spans and their deflections
根據發生機理的不同，車橋系統可能發生幾種不同形式的共振，包括由車輛重量、離心力、橫向平均風荷載等形成移動荷載列的周期性動力作用引起的橋梁共振，由移動荷載列加載速率引起的橋梁共振，由軌道不平順、車輪扁疤、輪對蛇行等周期性加載引起的橋梁共振；由橋跨的規則性排列及其撓度的影響，對移動車輛形成周期性動力作用使車輛出現的共振。
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