tonnage demand 中文意思是什麼
tonnage demand
解釋
噸位要求-
With this objective in mind, this paper concentrated on the regularity analysis of the oil freight market. firstly, this paper investigated the world oil demand and tonnage supply
本文首先採用定性與定量相結合的方法，說明了世界石油運輸的供給和需求特點，為後面油運費率市場的規律性研究提供了依據。 -
With the higher speed which the tonnage of international shipping transportation increases than that of the shipping transportation requirement development, the total transportation capacity is far larger than gross demand on the market of international shipping transportation, which results in the intense market competition
由於國際海運船舶噸位以高於海運運輸需求增長的速度發展，使得國際海運市場上的運力總供給遠遠大於總需求，導致市場競爭異常激烈。 -
Finally, the paper classified the oil freight market index system into prior index group and posterior index group with cluster analysis method, furthermore, the prior index group and posterior index group were changed into 5 main factors with factor analysis method, which including prior synthesis factor, oil demand factor, oil price factor, invalid tonnage factor, tonnage supply factor. by using these 5 factors, we can analysis the oil freight market more clearly and effectively
最後，本文確立了油運費率市場指標體系，應用聚類分析方法將其劃分為先行指標組和滯后指標組，並進一步應用因子分析方法，將先行指標組和滯后指標組轉化為五個主成分因子：先行綜合因子、石油需求變化因子、石油價格變化因子、無效運力因子和運力供給因子，找出了影響油運費率市場變化的主要因素，應用這五個主成分因子可以對油運費率市場進行更加清楚、有效的分析。 -
In the port, the ships passes in and out the harbor demand tugboat drag, the ships passes in and out the harbor event is a typical dess ( all the ships size, the ship tonnage, the time of ship passes in and out the harbor are random ), which will bring the certain difficulty to reasonable marshaling for ship team
在港口，船舶進出港需要拖輪拖引，船舶的進出港事件是一個典型離散事件系統（船舶大小、載重噸及進出港時間均是隨機的） ，這為船隊合理配置拖輪帶來一定的難度。
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