unstable area 中文意思是什麼

unstable area 解釋
不穩定區
  • unstable : adj. 1. 不穩定的，不牢固的。2. 不堅定的，動搖的，易變的，反復無常的。
  • area : n. 1. 面積；平地；地面。2. 空地；〈英國〉地下室前的空地。3. 地區，地方；〈比喻〉區域；范圍。
  1. The above analysis shows some results as follows : generally the discontinuities including bedding planes are favor to the stability of slope, which means that most of the slopes will not suffer large sliding failure ; most of the high slopes situated in the interest area are stable. however there are some potential unstable wedges which can be identified based on the key block theory ; some suggestions for reinforcing high slope are presented based on the stability analysis and environmental friendly consideration

    結果表明:該區邊坡巖體條件對邊坡整體穩定性有利;區內高陡邊坡以穩定及基本穩定為主，不穩定邊坡較少，但潛在局部不穩定塊體較多;依據邊坡的工程地質特徵及穩定性評價結果，對該區高陡邊坡的防治提出了建議。
  2. Application of caving mining technology with bottom under condition of flat dipping mid - thick body and unstable rock caused the most of trench and bottom drift, located in abutment, to be destroyed and low recovery in south area, xishimen iron mine

    摘要在緩傾斜中厚礦體底板巖性不穩固的條件下，採用有底柱崩落法，由於電耙道大多處于空區邊部應力集中的部位，致使塹溝及底部結構巷道破壞嚴重而使回收率極低，採用無底柱崩落卸壓則可有效解決上述難題。
  3. The single phase electric motor, which is suitable for wide range of voltage, permits the efficiently cutting of slender fur strips, thicker skins and skins wide in width. the using conditions can be madebetter when the machine is used in the area of unstable voltage

    ：配用單相大功率電機，對于細毛條較厚皮板和大幅麵皮張都可以有效切割適用電壓范圍寬：對于電壓不穩定地區，可以改善使用條件
  4. Abstract : according to sidewall unstable problem during dr illing, the study on sidewall stability is developed. the paper analyses sidewall stress state and sidewall unstable type, and combines with log data and indoor e xperimental result of core. through analysis and calculation, the method of calcul ating slough formation pressure is proposed. by application of the method in 3 wells in yancheng area, result shows that slough pressure section fits in with field practical condition. it supplies some basis for design of drilling fluid d ensity

    文摘:針對鉆井中井壁失穩問題開展井壁穩定性研究，文中就井壁應力狀態和失穩類型進行分析計算，並結合測井資料和巖心的室內實驗結果進行分析，建立了一套計算地層坍塌壓力的方法，結合鹽城地區3口井應用對比，坍塌壓力剖面基本吻合現場實際，為鉆井液密度設計提供了一定的依據。
  5. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組合件自適應識別系統；闡明了圖像的分通道自動採集過程，以及對採集到的原始圖像所進行的預處理方法。通過採用哈夫變換去除偽邊緣點的方法，有效地解決了識別區域的定位問題。針對裝配零件（主要是墊片）薄、小導致圖像信息少、識別難度大，以及材質不一導致採集到的組合件圖像亮度波動等問題，提出了使用最佳閾值迭代法和使用種子填充的圖像串列分割技術，自適應地找出最佳閡值，使墊片和背景分離，從而提取墊片數目信息。
  6. Abstract : the authors discuss roundly source of loose earth fo r impact - deposit debris flow to develop taking pingchuan debris flow, one of the quite typical impact - deposit debris flows in southwest sichuan province ， as an example in this paper. on the basis of detailed investigations in - situ, geotechn ial testing in lab and theory analysis, all results indicate obviously that moder ate and bulky loose earth in giant debris flow situating in southwest sichuan mo untainous area are main institute, whose tribulation are consistent with landform s. loose earth locating in mid - forepart catchment are quite unstable, so often be comes main source of loose earth of debris flow. formation of loose earth is cont rolled principally by geologic and geotechnical environment while human actions is the secondary factor for loose earth to form. in many times, human actions prov ide loose earth through loose earth stability

    文摘:本文以極具典型的平川泥石流為例比較全面的分析了沖淤變動型泥石流的物源問題.根據現場調研及室內巖土分析進行的研究成果顯示，川西南高山深谷地區的大型泥石流溝中的鬆散土體以中、粗粒段為主，其分佈與地形密切相關；位於泥石流溝中、前部位的鬆散土體的穩定性最差，是補給泥石流的重要物源；鬆散土體的發育主要受控于地質及巖土環境，人類活動只能影響鬆散土體的穩定性
  7. 108 highway is the south and north mainline to run through middle - west area in my country, and is the main artery of west area economy developing. guangyuan north section of 108 national highway lies in low mountains, and its slope often is unstable

    四川省是西南地區經濟發展的龍頭， 108國道是我國中西部地區縱貫南北的主幹線，是西部經濟發展的大動脈，而108國道廣元北段地處低山地段，邊坡失穩現象較常見。
  8. The results of numerical analysis on mined - out area indicate that the roof at mined - out areas is unstable and the rock in the roof is easy to collapse in this mine

    數值分析結果表明：夾溝礦采空區的頂板是不穩定的，頂板巖體容易發生垮落事故。
  9. When it came into neolithic age, rivers and lake environment is interfered and influenced by more and more fierce human activities in its process of evolvement. in sihu area, the evolvement of rivers and lakes is unstable, sensitive to human ' s effects, and influenced easily by all kinds of natural factors

    在人類歷史時期，有了人類活動的參與，區域河湖環境的演變速率、發展過程和方向，無一不受到越來越強烈的人類活動的干預和影響。
  10. The original design was intermediate vapor 42t / h, but the actual output is 30 - 35t / h, at the same time the temperature and pressure of the vapor are unstable, it affects the economic efficiency, the reason were the collecting dust on the heat area and serious corrision, they led to the decrease of the boiler load, and need stop to washing the dust, the article deals with the reform of the exhaust gas boiler, at the basic of the design condition, after thermo calculation, flute gas, resistence calculationand strenth calculation, the structure of the heat surface had been rearranged, then the proof calculation was done

    原設計產中壓蒸汽42噸時，但投運后只產30 - 35噸時，並且蒸汽溫度和壓力均不穩定，影響到經濟效益。其原因是受熱面積灰和腐蝕嚴重，影響傳熱使鍋爐負荷下降，不能長時間運行，需停產清理積灰。本論文針對此余熱鍋爐的技術改造，在給定設計條件基礎上，通過熱力計算，煙氣阻力計算和強度計算，對鍋爐受熱面結構重新布置，然後再作校核計算。
  11. The field study indicated that most of the species and their densities in this area were unstable in different seasons and different years ; 60 % of the species were getting reduced ; few species, such as emberiza cioides, were almost stable and few species, such as cyanopica cyans, were getting increased

    近10年來調查資料顯示，該區鳥類的物種數及多數種類的數量在不同季節和不同年份呈不穩定分佈：約60 %的鳥類的數量趨于減少；少數種類基本穩定（三道眉草?等）或呈增長趨勢（灰喜鵲等） 。
  12. As it moves into an area of low pressure, the air has nowhere to go but up. hence, a low pressure area is usually associated with unstable weather e. g. clouds, rain or showers

    進入低壓區的空氣只能往上升，因此低氣壓地區的天氣通常比較不穩定如有雲雨或驟雨等
  13. As it moves into an area of low pressure, the air has nowhere to go but up. hence, a low pressure area is usually associated with unstable weather ( e. g. clouds, rain or showers )

    進入低壓區的空氣只能往上升，因此低氣壓地區的天氣通常比較不穩定（如有雲、雨或驟雨等）
  14. In order to keep away from the unstable area and maintenance the system stability in wide output range, how to design the two - stage circuit parameters is a question for discussion

    如何設計前後級的電路參數，保證寬范圍輸出電壓條件下系統的穩定工作?本文對此問題進行了研究分析。
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