降交點 的英文怎麼說

中文拼音 [jiàngjiāodiǎn]
降交點 英文
[航空] descending node; southbound node
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  1. The new york stock exchange big board shows that the dow industrials slipped twenty points, the nasdaq composite actually added three points

    紐約證交所大板顯示該工業指數下降20點， nasdaq綜合實際增加三點。
  2. Pgla, one biodegradable material, is used to braid the conduits, which integrates the merits of its two aggregate ingredients. it is easy to adjust degrading rate to match the regeneration period of the nerve by changing the proportion of the two ingredients. the conduits are fabricated enlacing 2. 2 millimeter stainless steel on the braiding machine with 16 spindles using 2700 tex yarns. four conduits with different structures are braided : common braided structure, braided structure using braided ply yarn, braided structure with inserted reinforcing yarn and adding bridge - yarn structure, the last two conduits are new attempts to look for good shape - keeping structure, being able to lead the nerve to regenerate effectively

    本課題選用可生物降解材料聚乙丙交酯（ pgla ）為原料，它兼具兩種聚合成分的優點，可以通過調節兩者聚合的配比來調節它的降解周期，使與神經再生的周期相吻合。導管的製作是在16錠編織機上採用2700tex紗線進行帶芯編織，芯子為直徑2 . 2mm的不銹鋼絲。共製作四種結構神經導管，分別為普通結構神經導管、編織線結構神經導管、加筋結構神經導管和加芯結構神經導管。
  3. Regarding the serious smoke ejection of 75 diesel engine series, this paper points out that this problem could be solved by modifying certain parameters and employing gyrating regression design. the actual experiment on 375 diesel engine series shows that, after innovation, the maximum of smoke ejection of gyrating moment falls by 24. 2 percent, and then the rating is demarcated, the smoke ejection falls by 53. 8 percent

    本文針對75系列柴油機排煙嚴重的問題，通過改變噴油嘴及相關調整參數，利用多因素正交旋轉回歸設計安排試驗，取得了較好效果.在375型柴油機上的實驗結果表明：進行優化匹配調整后，最大扭矩點煙度下降24 . 2 ，標定工況時煙度下降53 . 8
  4. For the 30. 2mm shaft, there are still larger over measure to load. the strength is increased by optimization. for ? 17. 4mm shaft, the strength is increased by enlarge the inner dimension of the spline ; for 30. 2mm shaft, the strength is increased by adjust the structure at the boundary between the key groove and the ring groove, the highest stress of the shaft is at bottom and terminal of the spline after optimization

    其中對17 . 4mm泵軸的優化，通過增大花鍵內徑，提高了花鍵齒底的強度，降低了應力集中點附近的應力；對30 . 2mm電機軸的優化，通過在軸承鍵的環槽端增加倒角，有效降低了該位置的應力集中，使軸的最大應力點從軸承鍵與環槽的交界處轉變到花鍵根部與收尾的交界處，提高了電機軸整體結構強度的合理性。
  5. The crystallization and melting behavior of mellocene - catalized branched and linear polyethylenes of low molecular weight was studied. it was found that the crystalline lattice of branched polyethylene is larger than that of linear polyethylene because of the existence of branched chains. the melting behavior of branched polyethylene is similar to that of linear polyethylene since the branched chains can not enter the lattice. however, the crystalline behavior of low molecular weight branched polyethylene is the same as that of high molecular weight linear polyethylene, but different with that of low molecular weigh linear polyethylene. kinetics theory analysis evidenced that the transition temperature of growth regime of the branched polyethylene is about 20 lower than that of linear polyethylene with the same molecular weight. it may be attributed to the existence of short branched chains

    研究了金屬茂催化的低分子量支化聚乙烯和線性聚乙烯的結晶及熔融行為，發現支化聚乙烯的結構與線性聚乙烯相同為正交結構，但晶格略有膨脹.支鏈的存在對熔融行為影響不大，兩種聚乙烯的熔點均隨結晶溫度的升高而非線性增加，表現出低分子量樣品的共同特徵.但支鏈的存在對結晶行為卻有很大的影響，主要是由於支鏈的存在降低了晶體的結晶速率從而影響結晶過程，使得低分子量的支化聚乙烯的結晶行為與高分子量線性聚乙烯的結晶行為相似而與低分子量的線性聚乙烯不同.動力學分析表明，低分子量的支化聚乙烯的結晶生長方式的轉變溫度比同等分子量的線性聚乙烯降低了約20
  6. Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter

    文中主要討論了兩種不同網路結構中的無線tcp協議改進方案，其一在最後一跳為無線鏈路的網路環境中，針對基本tcp擁塞控制機制存在的缺陷，文中在現有解決方案的基礎上提出一綜合性的方案，其中包括無線鏈路的高誤碼率和連接斷開問題的解決，並重點對方案中出現的交叉層問題進行分析和模擬；其二，考慮的是分散式網路（ adhoc ） ，在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制，在此基礎上提出了一種採用非反饋機制的解決方案，重點對方案中的關鍵參數進行分析和模擬，分析和模擬結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。
  7. In a move to attract small private investors, china on monday lowered the trading threshold at the shanghai gold exchange ( sge ) from one kilogram to 100 grams

    為了吸引個人小額投資者，星期一中國上海黃金交易所把黃金交易額的起點從1公斤降到了100克。
  8. Preparation, structure and properties of hdpe ~ g ~ aa / mmt nanocomposites melt grafting reaction of hdpe with aa was performed in thermohaake rheomix and hdpe - g - aa with high grafting degree and high grafting efficiency was prepared. the change of torque indicated that the graft copolymerization was existed during melt compounding. the extent of grafting was analyzed by ftir and element analysis

    在hdpe中只加過氧化二異丙苯（ dcp ）時，由於發生交聯反應而使平衡扭矩明顯增加，熔點和結晶度降低，加入aa后， aa與hdpe的接枝和hdpe自身的交聯並存，前者對後者有抑制作用，從而使扭矩下降，熔點和結晶度部分恢復。
  9. To reduce the basis risk, this thesis offers a compound hedge policy on stock index futures and deduces the expressions of the hedge ratio in two instances when the cost is same or restricted. this paper analyses the investments of pension fund from 9 - 6 - 2003 to 7 - 10 - 2003, then it demonstrates the stock portfolio of pension found by the goal program model

    為了降低套期保值交易的基點差風險，本文提出了利用多種股票指數期貨對股票組合進行復合套期保值的策略，並給出了套期保值成本相同和限制套期保值成本兩種情況下的套期保值率公式。
  10. Soon light - weight phones outfitted with high - resolution screen ? which can be embedded in everything from wristwatches to palm - held units ? will be connected to series of low orbit satellites enabling people to talk, send and receive e - mail, or take part in video conferences any time, anywhere

    譯文：不久以後，裝有高清晰度屏幕的輕型電話? ?這種電話能安裝在從手錶到手持裝置等任何東西上? ?降雨一系列低軌道衛星相連，使人在任何時間和任何地點都能交談、發送和接收電子郵件或參加電視會議。
  11. The main hardware - platform is based on the altra ’ s statix series fpga chip ep1s80f1020c5. the realization of the energy dispersal, ldpc - coding, symbol interleaving, constellation mapping, synchro - pn insertion, 3780 - point ifft ofdm, interplation fir, etc have been implemented based on fpga

    系統中能量擴散、 ldpc編碼、符號交織、星座映射、同步pn頭插入、 3780點ifftofdm調制以及信號成形4倍插值滾降濾波器等都是基於fpga硬體設計實現的。
  12. The dollar has recently rallied to two - year highs against other leading currencies ， but many traders have warned that the us currency still remains vulnerable to a sharp sell - off should foreign investors lose their appetite for us assets and their need for dollars fall as a result

    近來，美國兌其它主要貨幣匯率升至兩年高點，但許多交易員警告稱，如果外國投資者對美元資產喪失興趣，其對美元的需求隨之下降，則美元匯率仍有可能大幅下挫。
  13. This design has distinctive technical features as follows : 1. applied multi - sensor construction. well - calculated distance and crossing angles between sensors aiming at a same target makes it possible to acquire more accurate back waves than single sensor construction

    採用多探頭結構，多個探頭之間相互之間有一定距離和交織發射角度，對準同一個被測物體的反射面，可使檢測范圍內的每一個固定點上反射面的可測方位個數較單探頭有所增加，可大大降低回波漏檢率； 2
  14. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比，本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析，並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性，為兩地暴雨預報提供有益的參考，得出了一些很有意義的結果： 1大尺度環流背景分析表明： （ 1 ） 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關，攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部，導致了這次強降水的發生； （ 2 ） 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明，東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系，存在一支橫越低空急流的經向垂直環流，暴雨區處于該垂直環流的上升支； （ 3 ）偏南和偏東氣流水汽通道在西北地區東部交匯，水汽的輻合積聚主要在對流層低層和行星邊界層內完成； （ 4 ）整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈，與切變線走向非常一致，降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  15. In a word, this thesis not only expounds the whole structure of stability control of power system based on the theory of control decisions, but also designs software and hardware of sub - control - station, which are different from others. there are several advantages as listed below : 1 ) distributed hardware architecture function modularization realization of communication between modules by high - speed network communication technology ( can ) ( interconnecting 256 modules or mainframes ) flexible, convenient, reliable expansibility of hardware and decreasing system risk. any broken cell only affects local cell

    總之，論文不僅在控制策略理論的基礎上，闡釋了穩定控制系統的整體架構，而且研製設計出新穎的區域穩控子站裝置軟硬體，其優點體現在： 1 ）分散式硬體結構體系功能模塊化採用高速網路通信技術（ can ）實現模塊間信息交換（最多支持256個模塊及機箱之間的互聯）硬體擴展靈活方便、可靠，降低系統風險，任一單元損壞隻影響局部2 ）實時信息網（控制網）和管理網（監測網）分開。
  16. Thus the use of the 155 mbs port by switches can overcome the low utilization rate caused by the limited density of ports in the transmission equipment

    5gbits的線路速率。因此交換機使用155mbits速率埠，克服了因傳輸設備的埠密度有限而造成設備利用率降低的缺點；
  17. Some veterinarians and other experts cite another, less obvious factor behind widespread risky inbreeding in japan ' s dog industry ? the nation ' s declining birthrate

    日本狗界鋌而走險近親交配浮濫，有些獸醫和其他專家點出另一個較不明顯的因素：日本生育率不斷下降。
  18. Individual dislocation - solute interactions are extrapolated to ensemble effects, including " upper yield points " during mechanical testing, serrated flow, strain aging, and viscous drag

    由個別的差排溶質交互作用推衍到整體效應，包含機械測試時之上降伏點、鋸齒狀應力-應變行為、應變時效及黏滯力。
  19. Moreover analysis and comparison of the development of privately - run enterprises ( refers to the middle and small enterprises in japan ) and special markets, between japan and our nation, has been made. finally an innovative conclusion has been drawn, that is to say, it is necessary for the local government of the central subregion of henan province to support the development of special markets and privately - run enterprises which must be regarded as the center, and to realize a certain interactive relationships between them

    （盛洪， 1994 ）因此，當地政府只要領導有方、措施得力，就能夠像江浙地區和上海市一樣創新交易方式，構建或優化重組本地專業市場，並在本地民營企業與當地專業市場間建立一種正相關關系，從而大大降低交易成本，有力推動當地經濟快速增長。此外，本文的第三個切入點是對中外民營企業和專業市場（以日本為比較對象）發展的對比分析。
  20. These changes may be attributed to the competition between the grafting of ydh151 and hdpe and the self - crosslinking of hdpe, and the grafting resisted the crosslinking reaction. furthermore the addition of liquid ydh151 decreased the maximal torque

    加入ydh151后， ydh151與hdpe的接枝、交聯和hdpe自身的交聯並存，接枝對交聯有抑制作用，從而使扭矩下降，熔點和結品度部分恢復。
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