well upstream 中文意思是什麼

well upstream 解釋
無憂來流
  • well : n 1 井。2 泉水；源頭，來源。3 坑，穴，凹處；【礦物】礦井，豎坑；【軍事】（地雷的）井坑；【建築】...
  • upstream : adv. 向上游，溯流。adj. 1. 溯流而上的。2. （石油工業等）上游的，和石油的勘探、開采及輸送到起運港口有關的〈石油工業此後的提煉等過程則稱為下游（downstream）產業〉。
  1. The characteristics of various cis - regulatory elements of plant promoters, such as tata - box, transcription start point and upstream elements, and different types of the plant promoter, such as constructive promoter, tissue - specific promoter and inducible promoter, as well as bi - direction promoter, alternative promoter and linked promoter will be described or analyzed in this present paper

    並著重從組成型、組織特異型和誘導型啟動子3個方面介紹了其結構特徵、功能，以及它們在植物基因工程中的應用和研究進展，簡述了雙向啟動子、可變啟動子和串聯啟動子的研究情況，提出植物啟動子研究中存在的問題與展望。
  2. Because existed power flow tracing method is too complex, a new power flow tracing method is put forward, including downstream tracing and upstream tracing. the method accords to proportional sharing principle, then the line flow " constitution of generator and load can be got, as well as relationship between generator and load

    針對現有潮流跟蹤的復雜性，提出了按比例分配原則進行潮流順流和逆流跟蹤的演算法，得到線路潮流中各用戶引起的潮流組成以及電源和負荷的供用電關系。
  3. Due to its particular mixed topology of star and branch as well as its asymmetric upstream and downstream, the upstream channel ' s bandwidth allocation algorithm in hfc network has been a research hotspot domestic and abroad

    由於hfc網路特有的星型與樹枝型相混合的拓撲結構以及它的上下行非對稱特性，使得hfc網路中上行帶寬分配演算法的研究成為了國際國內研究的熱點。
  4. To defend its long - term competitive position, the group has rolled out a 5 - year business expansion plan including upstream and downstream integration as well as further strengthening of existing core businesses

    集團開展了五年業務擴展計劃，當中包含上游與下游之垂直整合，同時進一步強化現有之核心業務，力求鞏固冠華的長遠競爭優勢。
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