趨勢周期 的英文怎麼說

中文拼音 [shìzhōu]
趨勢周期 英文
trend cycle
  • : 動詞1. (快走) hasten; hurry along 2. (向某個方向發展; 趨向) tend towards; tend to become
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  • : Ⅰ名詞1 (圈子; 周圍) circumference; periphery; circuit 2 (星期) week 3 [電學] (周波的簡稱) c...
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  • 趨勢 : trend; tendency; drift; current; tide
  1. At present, the competition of oil industry is very fury, so reducing the cost of exploitation of oil is imperative under the situation. but the oil drillers of our country are relatively old, and the control mode drops behind, which result in the long period of making hole and high ratio of aiguille attaint, which is the main restrict factor of reducing the cost of oil exploitation

    隨著石油行業競爭的日激烈,降低石油的開采成本就在必行,於是研製新型的石油鉆機就顯得尤為重要,因為國內目前使用的鉆機比較陳舊,控制方式非常落後,導致鉆井長、鉆頭損壞率高,這是降低石油開采成本的重要制約因素;而且落後的控制方式使得鉆井過程容易發生溜鉆、卡鉆等事故。
  2. Though the study on the long - term of no - tillage and ridge culture in this dissertation, the research results are as follows : 1 ) nt can change the wee terrain and change the conditions of air and water, which leads to the seasonal fluctuation of the main kinds of microbes such as bacterica, foungi, azotobacter and cellulose decomposing bacteria

    3 ,聚土壟作(包括冬水壟作、兔耕壟作、免耕廂作)的平均增幅為156 2 ,有機質和速效氮也有同樣的;全磷和速效磷、全鉀和速效鉀隨作物的種類、生長、水分和氣溫的變化而變化。
  3. The cline is considered the probable result of geographic trends in precipitation, temperature, and perhaps also photoperiod.

    人們認為這種梯度變異可能是降水量,溫度也許還有光等地理造成的結果。
  4. These two measures of cyclical variation, percent of trend and relative cyclical residual, are percentages of the trend.

    度量波動的兩個量--百分數和相關余數,都以值的百分比表示。
  5. In 1990 ' s, the growing speed of passenger transport has surpassed that of cargo transport and become the trend of traffic industry development in the new period. there is an obvious digressive trend of waterway passenger transport volume and turnover volume because of the fierce competition between railway, road and aviation, and relative falling behind of waterway technology

    進入90年代之後,旅客運輸增長速度超過了貨物運輸,成為交通運輸業在新時的發展,鐵路、公路和航空的激烈競爭,加之水路客運技術狀況的相對落後,使水路客運量和旅客轉量都出現明顯下降的態,水路客運面臨新的機遇和挑戰。
  6. For a - early f type ms stars, stellar chromospheric activity decrease with stellar rotation period, but increase with rossby number ; for m type ms stars, stellar chromospheric activity increase with stellar rotation period and rossby number, and stellar chromospheric activity reach saturation at large color index ; for the ms stars between mid - f to m type, stellar chromospheric activity decrease with stellar rotation period and rossby number

    A ?早f型主序恆星的自轉和恆星對流區的隨色指數的分佈明顯地影響著這些恆星的色球活動行為。而m型主序星的色球活動水平基本上隨自轉參量的增大呈上升,並且m型主序星的色球活動水平在色指數較大時于飽和。
  7. Abstract : on the basis of that the proportion of time spent sparking is analyzed in electrical discharge machining ( edm ) process, a new method. which is used to ascertain the trend of discharge gap change, is presented. and a fuzzy control strtegy is introduced to parctical use, the results is well

    文摘:通過對電火花成形機放電狀態的分析,提出了利用分析內出現異常放電狀態時間的比例及開路狀態所佔時間的比例,來判別電火花成形加工的間隙放電狀態及其變化的方法,並在此基礎上利用模糊控制策略實現了對電火花成形加工過程中放電狀態的控制,取得了令人滿意的效果。
  8. Based on the tm image translating of daxing district and quzhou county in 1986 ~ 2000, supported by the rs and gis software of erdas, arcview and supermap, landscape pattern index was calculated and analyzed. the result indicates that both the landscape diversity and the fragmentation index in study area are increasing, the aggregation index are decreasing. and the non - agricultural landscape tends increasing

    運用erdas 、 arcview 、 supermap等遙感與地理信息系統軟體,對大興區和曲縣1986 、 1996 、 2000年三tm影像進行解譯及空間分析,並計算景觀格局指數,研究結果表明:大興區和曲縣在研究內都表現出了景觀多樣性增加、破碎度增大,聚集度指數降低等特徵,而且非農業景觀均呈增加
  9. In the study of quantitative forecast models, composition analysis for three different time series are firstly investigated by statistic test methods. the conclusions are as follows : there is no evident tendency for above three series, and evident periodicity exist only in precipitation series

    在定量預測模型研究中,先對三個不同系列進行時間系列的組成分析,結果表明:三個系列均無存在,降水量系列有明顯存在,但年最高潮位系列無
  10. However, the reform of the employment systems of the graduates from institutions of higher education and polytechnical schools and the employment tendency caused by industrial structure adjustment which shows that the farmers do not engage in farm work any longer make zhoucheng village ' s inhabitants debase the expected value of education for entering a higher school

    「升學跳農門」是城人長持有的一種教育價值觀,然而大中專畢業分配製度的改革,以及城產業結構調整帶來的非農就業,使得升學教育的望值在降低。
  11. Through analyzing and researching the physiognomy map of hebei plain > the fourthly epoch map of hebei plain > engineering geology map of hebei plain, hydrogeology map of hebei plain. lithology map of the fourthly epoch and ancient watercourse map of hebei plain, achieving the fixation factors that control the arising and development of the ground fissures, such as, the earth ' s crust tress, the fourthly epoch lithology, the chancing of ground water table, active faults and ancient watercourse, and also making sure the exponents of each factors ; researching random factors, such as, precipitation. and agriculture irrigation, and making sure the exponents of each factors too

    找出了地裂縫發展的,對地裂縫的發展進行了預測;圈定了地裂縫發生敏感點。在分析河北平原第四紀地質圖、地貌圖、工程地質圖、水文地質圖、古河道圖基礎上,找出了河北平原地裂縫致災固定因子如:地殼應力、第四紀巖性、地下水位埋深降幅、活斷層和古河道,並確定劃分各因子指數;研究地裂縫隨機因子,如大氣降水和農業灌溉,並劃出各因子指數。
  12. Then the paper investigated the regularity of different oil indices using time series statistical analysis method, which suggested that there are some regular components in it, including long - term secular trend, seasonal component and long - term cyclical component. the irregular component also plays an important part in it, mainly including the policy of opec, war, all kinds of international convention for the prevention of pollution from tankers and so on. and then a study of simulation and forecasting performance of arima time series model was conducted to crude oil indices, evidence shows that arima model performs better, especially for short - term forecasting

    在此基礎上,本文以時間序列分析作為基礎研究手段,以德國海運費率指數公布的1980年1月至1999年12月的四類油運費率指數為研究對象,分析了四類油運費率指數的長變化、季節變化規律、長循環變化規律和不規則變化規律,並應用arima時間序列模型對160000dwt以上的原油運費率指數進行了短預測,取得了較好的預測效果。
  13. The social and political turning in ancient china from religious politics in the dynasties of xia, shang, and zhou, to ethnic politics in zhou and qin dynasties shows the turning trend from poly - politics to mono - politics

    摘要中國上古社會政治文化經由夏商三代以神權與王權合一為特徵的神權政治到秦時以仁政禮制、王霸雜陳為治國圭臬的倫理政治,呈現出由多元走向一元的總體
  14. The trouble is that part of the recent acceleration is due to the usual rebound that occurs at this point in a business cycle, and so is not conclusive evidence of a revival in the underlying trend

    問題在於,近年發生的生產力快速增長部分是由於商業通常到了這時候就會出現的反彈造成的,因而它不是經濟復甦潛在的結論性證據。
  15. Chapter three selects some economical index which represents the situation of china communications and transportation ' s development, for example, turnover of freight traffic, turnover of freight traffic and output of communications and transportation, uses statistical graphs, charts or tables, multiple regression, exploratory analysis method etc., and finds out the factors influencing china communications and transportation ' s development, based on the characteristics of china communications and transportation

    第三章根據交通運輸業特點,選擇代表交通運輸業發展狀況的經濟指標貨物轉量、客運轉量以及交通運輸業的產值等指標,分別運用統計圖表、多元回歸、探索性分析等方法,以找出我國交通運輸業發展的影響因素和發展
  16. Rebasing of statistical series the c & sd regularly published a large number of economic statistical series for charting short - term fluctuations and long - term cyclical and trend movements in the local economy

    政府統計處定發布多個經濟統計數列,以記錄本地經濟的短波動和長性和變動。
  17. Card makes design period shorter compution periods, having very high superourity compared to the classical methods. the use of optimization technique in card is an inevitable trend

    Card使得設計短、計算準確,與傳統的孔型設計方法相比有著極大的優越性。將優化技術用於card是必然
  18. The tempo change of monetary velocity of our country is in the downward trend of the long - term, the short - term fluctuation exists and obvious obeying cycle appears in the short - term change

    我國貨幣流通速度變化在長下降的中,存在短的波動且短變動呈現明顯的順
  19. For a long time, the heat exchange network and its equipment in thermal power system have been designing mainly depending on traditional half - experience, and just because of the great power consumption in thermal power system, large volume and high cost of equipment, long design period, huge waste of materials and energies, they have already been not able to meet the tendency of high efficiency, energy saving and low cost

    以來,熱力系統中換熱網路及其換熱設備的設計以傳統的半經驗為主,所設計的熱力系統能耗較高、換熱設備體積較大、設計成本高、長,材料和能源的浪費嚴重,已不能適應高效、節能、低成本的發展
  20. Changing trend of state - owned enterprises ' organizational mode in condition of knowledge - based economy

    國有企業經營趨勢周期的實證分析
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