閉測地線 的英文怎麼說

中文拼音 [dexiàn]
閉測地線 英文
closed geodesic
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. Based on 3 - d seismic well and logging data, mainly by means of advanced seismic theories of reservoirs prediction and other corelational multidisciplinary, an extensive and indepth studying on the tight sandstone reservoir with fracture of the second part of the xujiahe formation in west sichuan depression has been carried out. a series of theoretical viewpoints and research fruition are concluded as follows :. 1 on the basis of analysis of the regional and local structure characteristics and evolution, a conclusion comes in to being : inchoate and nowadays structure traps and the match model between structure and fracturation system are the main factors in controlling the formation of effective traps

    本文綜合利用三維震、鉆井、巖心、井資料,採用震儲層預方法為主的多學科綜合研究思路對川西坳陷上三疊統須家河組二段緻密裂縫性砂巖儲層進行了較為廣泛、深入的研究和探索,取得以下一系列理論認識和研究成果: 1 、通過區域及局部構造特徵及構造演化史分析,認為古今構造圈、構造與斷裂系統配置關系是控制有效圈形成的主要因素。
  2. In this paper, thermal evolution history of organic matter of the source rocks and hydrocarbon generation history have been researched by tti method, hydrocarbon migration direction and migration times were probed combining with the area structure development feature ; distribution pattern of the main reservoir intervals on lateral and longitudinal have been predicted by researching on development feature and control factors of the reservoir intervals, the actions of reservoir conditions in hydrocarbon accumulation and bearing also were probed combining with pore evolution feature ; the micro - pore feature of regional cap and direct seal in carboniferous - lower triassic in this area have been determined with micro - capillary pressure curve and intrusive mercury curve ; the prospecting districts have been pointed out combining with the hydro - geologic feature, the potential reservoirs were classified according to trap types in this area, the author attempt to evaluate on the hydrocarbon - bearing condition in the str ata of carboniferous ~ lower triassic from hydrocarbon generation and migration reservoir condition, reserved condition etc, and predict the reservoir types and hydrocarbon - bearing patterns combining with the structure evolution. based on above, the author point out that the central block of chenghu - tuditang synclinorium and the southern block of dangyang synclinorium are the advantageous regions for exploration

    本文用tti方法研究了烴源巖有機質的熱演化史和油氣生成史,並結合區內構造發育特徵,探討油氣在區域上的運移方向和在時間上的運移期次;通過對儲集層段的發育特徵和控制因素的研究,預了本區主要的儲集層段在橫向上和縱向上的分佈規律,並結合孔隙演化特徵,探討儲集條件在油氣聚集成藏中的作用;利用微毛細管壓力曲法和壓汞法,對石炭系?下三疊統的區域蓋層和直接蓋層的微孔隙特徵進行了定量評價,並結合水文質分佈特徵,指出有利於油氣保存的區;根據區內存在的各種圈類型,對可能存在的油氣藏進行了分類,並試圖從油氣的生成與運移、儲集條件、保存條件等方面,動態綜合評價石炭系?下三疊統油氣成藏條件,並結合構造演化特徵,預其油氣藏類型和成藏模式。
  3. In this paper, the stability and multiplicity of closed geodesics are considered on some compact simply connected manifolds with the eohomology algebra td, n ( x ) of truncated polynomial algebra

    本文研究一類單連通緊流形上的閉測地線的多重性與穩定性,這類流形具有截斷多項式代數作為其同調代數
  4. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀器,新型的速度磁鏈觀器採用自適應環磁鏈觀器代替傳統的積分器從而提高磁鏈觀的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  5. This method can make the crp depth imaging and the interpolation of prestack data he completed simultaneously, and also it better resolve the problems of 20 data process such as incorrect imaging, difficulty of aide wave process, disclosure between inlines and crosslines

    本方法能使共反射點偏移成像與疊前數據插值一步完成,較好解決二維資料處理中的成像點不能準確歸位、側面反射波難處理、主與聯絡合等問題。
  6. The guangzhou nine red fine chemical industry limited companies, are located the scenery beautifully, the transportation convenience guangzhou god mountain industrial district, the factory area ten chinese acres, 10, 000 square meter production workshops, introduction overseas first - class cosmetics production line , has the enclosed air conditioning workshop, large - scale vacuum mulser, fills automatically installs the production line equipment, the advanced examination system, the purification processing system, the disinfection filtration system, and is equipped with complete micro examines the room and the biochemistry checkout room

    廣州市九紅精細化工有限公司,位於風景秀麗、交通便利的廣州神山工業區,工廠佔面積十余畝, 1萬余平方米的生產車間,引進國外一流的化妝品生產,具備封式空調車間,大型真空乳化機,自動灌裝生產設備,先進的檢系統,凈化處理系統,消毒過濾系統,並設有完備的微檢室和生化檢驗室。
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