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- Application of the grey relative analysis method to the influencing factor analysis of production decline rate 灰色關(guān)聯(lián)分析法在產(chǎn)量遞減率影響因素分析中的應用
- TheCommerce Department revealed that during the last three months of 2008, itsgross domestic product decline at an annual rate of 6.2%, the sharpest fallingin 25 years. 商務(wù)部指出，2008年的最后三個(gè)月，國內生產(chǎn)總值以每年6.;2%25的速度下降，是25年來(lái)最急劇的下滑。
- On the basis of Arps fundamental production decline law, a simple and reliable analysis method of production decline was presented, and the linear relationship between cumulative production rate and time in log coordinate system was developed. Arps基本的遞減規律出發(fā);提出了一種新的簡(jiǎn)單可靠的分析產(chǎn)量遞減的方法.;該方法在對數坐標中建立了累積產(chǎn)量與時(shí)間的線(xiàn)性關(guān)系
- The field tests show that natural decline rate reduced 3.7%, daily oil production increased 14t/d, composite water cut decreased 3.1% for microbial oil displacement compared with before. 礦場(chǎng)試驗表明 ;微生物驅油之后與之前相比 ;產(chǎn)量自然遞減下降了 3 .;7%25 ; 日產(chǎn)油量上升了 14t/d ;
- Comparably, the decline rate of the services is less than the manufacturing and probably revitalises in advance. 與制造業(yè)相比，下跌幅度相對較小，可能存在率先復蘇等因素。
- Arps decline curve is basic mathematic model used for studying oil/gas production decline regularity at present, but it has some defects. Arps遞減曲線(xiàn)是目前用于研究油氣產(chǎn)量遞減規律的基本數學(xué)模型;但該模型仍有一些不足之處.
- Arps equation,a optimun fitting of production decline curve analysis of oil and gas reservoirs is presented in this paper. Arps方程的推導,提出了油氣藏產(chǎn)量遞減曲線(xiàn)分析的最佳擬合法。
- Traditional Arps production decline analysis method requires to determine the initial time, production and decline ratio before analyzing. 傳統的Arps產(chǎn)量遞減分析方法要求事先選定遞減規律的初始時(shí)間、初始產(chǎn)量及初始遞減率，事實(shí)上這些參數是很難確定的。
- Based on production decline curve equation, through mathematical derivation, a kind of logarithmic type production decline curve equation is obtained. 在產(chǎn)量衰減曲線(xiàn)方程的基礎上，通過(guò)數學(xué)推導，得到了一種對數型產(chǎn)量衰減曲線(xiàn)方程。
- White male death-rate increased in a declining rate. 白人男子的死亡率增長(cháng)速度在下降。
- Rome) Sixty-one governmental officials will meet next week in Bangkok to discuss the tendency of the world's rice production decline that is increasingly becoming a concern . 法新社羅馬電)六十一個(gè)國家的政府官員下周將在曼谷集會(huì )，討論日益令人關(guān)切的全球稻米產(chǎn)量下降趨勢問(wèn)題。
- To study the production decline is very significant for the later adjustment, production prediction and recoverable-reserves rechecking during a gas reservoir development. 產(chǎn)量遞減規律的研究對搞好氣藏開(kāi)發(fā)后期調整，產(chǎn)量預測及可采儲量復核都有重要意義。
- For waterflooding oilfields, the methods for prediction of recoverable re-serves include water drive curve, production decline, forecast model and numerical simulation. 然而，當油氣田業(yè)已進(jìn)入遞減階段之后，產(chǎn)量遞減法則是最為重要的預測方法。
- Fourth, the relaxation even cancels the credit control, and continuously, large decline reserve fund, simultaneously along with price dip decline rate on loan. 四、放松甚至取消信貸控制，并連續、大幅下調準備金，同時(shí)隨物價(jià)下降下調貸款利率。
- A production decline model which is fit for water huff and puff well is established based on the in-site production data and imbibition experiment in lab. 并根據礦場(chǎng)生產(chǎn)動(dòng)態(tài)數據和室內滲吸實(shí)驗,建立適合于注水吞吐井的產(chǎn)量遞減模型。
- But from the production history of the individual well in the block, most of the wells have such problems as short stable production period and quick production decline. 但從該區塊單井的生產(chǎn)歷史來(lái)看,大部分井存在穩產(chǎn)時(shí)間短、遞減快的問(wèn)題。
- The senescent frequency contained the decline rate of leaf area, dry matter and chlorophyll content at the early filling phase and thus can be an indicator of premature senescence. 衰老頻度涵蓋了灌漿結實(shí)期單位時(shí)間內高效葉面積、葉干重、葉綠素含量3個(gè)指標的下降率，可作為判斷早衰發(fā)生的量化指標。
- Based on the analyses of Arps production decline law and changes of remaining reserve-production ratio. a simple and convenient method for estimating decline factors and recoverable reserves during decline period in any oil- field was presented. 通過(guò)對Arps產(chǎn)量遞減規律與油田剩余儲采比變化規律關(guān)系的分析，給出了一種計算遞減期油田遞減指數與可 采儲量的簡(jiǎn)便方法。
- The retail price was down by 1.9%; the declining rate was 0.9 percentage points lower over that in the last quarter. 商品零售價(jià)格下降1.;9%25，降幅比去年第四季度縮小0
- Lai Enna said: "The people are most concerned about is that Apple's high-end products decline. 萊恩納說(shuō)：“人們最擔心的是，蘋(píng)果高端產(chǎn)品出現頹勢。
