生態壽命 的英文怎麼說
中文拼音 [shēngtàishòumìng]
生態壽命
英文
ecological longevity-
Adopt advanced technic of f4 whole cold - press to moulding and heat melt to process to make, let the lining no slot to link withal cheek by jowl connect with exterior metalpipes wall, in the state of allowwing to work keep to distort in - phase, thereby to enhance using - life of lining in the working status of opposite high temperature high vacuum, stop the ecumenic pad fluorin pipes using in condition of cold and heat alternate and minus tension to come into being the matter of padding fluorin floor shrivel to jam the flowway and plastic rip, its perfect choice use to transport medium of strong corrosive strong oxidation by modern chemical - industry corporation
採用氟塑料f4整體冷壓成型及熱熔加工等先進技術製造，使內襯層無縫搭接且與外層金屬管壁緊密粘接，在允許工作狀態下能夠保持同步變形，從而提高了襯里層在相對高溫高真空度的工況下的使用壽命，杜絕了一般襯氟管在冷熱交替，及負壓的條件下使用易產生襯塑層鼓癟阻塞流道及塑料拉裂的問題，是現代化工企業在輸送強腐蝕強氧化介質理想的選擇。Different equations to corresponding components are presented by analysing and transformating the general equations of fluid routes, then static characteristics mathematical model of liquid propellant space propulsion system is presented. based on the data of static characteristics calculation, mass model of thruster, propellant, propellant tank, gas, gas bottle, pipe and valve is presented using both the method of statistical regression and the method of stress analysis, then corresponding mass model is presented. based on the characteristics of liquid propellant space propulsion systems, analyse the five phases ( concept and definition, design and improvement, manufactureing and arrangement, operation and ma intenance, disposal ) in which life cycle cost of liquid propellant space propulsion systems is cost separately, then discompsed structure of life cycle cost and model of life cycle cost are presented
將組件分成氣路組件和液路組件，再對氣路組件和液路組件進行相應的分類，然後通過對通用流路方程進行分析和變換對不同類型的組件分別建立不同的方程，從而建立了一個適用於液體推進劑空間推進系統的靜態數學模型；根據靜態計算所得到的數據，應用統計回歸法和應力分析法分別建立推力室、推進劑、推進劑貯箱、氣體、氣瓶以及導管和活門等的質量模型，從而建立相應的質量模型；結合液體推進劑空間推進系統特點，對液體推進劑空間推進系統全壽命周期費用發生的五個階段（概念和定義、設計和改進、製造和安裝、運行和維修、處理）分別進行分析，建立了液體推進劑空間推進系統全壽命周期費用分解結構和全壽命周期費用模型。Semi - solid forming of aluminum is finding its main niche today in its growing ability to 1 ) control metal viscosity and hence mold filling behavior, 2 ) reduce die casting cycle time, 3 ) improve die life, 4 ) improve casting soundness and quality, and 5 ) produce parts at acompetitive cost
由於鋁半固態成型技術能更好地1 ）控制金屬粘性和模具填充性能2 ）減少壓鑄生產周期3 ）增加模具壽命4 ）改善壓鑄質量5 ）使生產的零件價格具有競爭性，因此目前有重要的使用價值。The porous ceramics is composed of lots of bridge arch - shaped microspores that connected and well - distributed inside the material. when the fluid passes through these pores, the suspended matters, colloid particles and big molecular organic substances are withheld or absorbed to the inner surface of the pore, and result in filtration, purification adn even - dispersion, high strength, good resistance to abrasion, high temperature and corrosion, no pollution, long workinglife, and easy to regenerate, the porous ceramics are available for filtration and fluidization of variou gas and liquid
微孔陶瓷過濾介質由許多大小分佈均勻，相互連通的橋拱狀開口氣孔組成.當流體從這些氣孔中通過時，流體中的懸浮物質，膠體顆粒，大分子有機物等被截留，吸附在微孔道內，從而達到了凈化和過濾均勻化的效果.微孔陶瓷強度高，耐磨損，耐高溫，耐腐蝕，無污染，氣孔分佈均勻，使用壽命長且再生簡便，特別適用於各種氣，液過濾和流態化過程Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials
軸承套圈精密輾擴生產線高精高效磨超自動生產線軸承自動裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件硬度選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料It will make the blast furnace abnormal if the thermal state is unstable. this will erode the blast furnace faster, shorten its campaign life
在煉鐵生產中，高爐熱狀態不穩定，往往會導致高爐出現異常情況，使設備侵蝕加快，縮短高爐壽命。Hydroelectric power exploitation can reduce sediment disposal, lengthen life of power plants in lower stream, control stream, better water quality, and reduce contamination etc. considering the structure of power of sichuan province and pointing out its six problems in power development, this thesis comes up with sustainale development strategy of sichuan hydroelectric power exploitation, that is, prefentially exploit large scale hydropower plant which has good water - adapting capability, comprehensively use water resource, try to reduce cost caused by drowning, stimulate rotating exploitation, well deal with settlement of people in hydroproject construction, and alleviate contamination
論述水電開發在減緩泥沙淤積、延長下游水電站壽命、調控水流、提高供水量、改善水質、提供清潔能源、減少環境污染等方面對長江上游生態屏障建設的作用。本文研究分析了四川水電開發的可持續發展戰略，首先對四川省電力結構現狀進行了分析，指出目前四川電力發展存在的六個主要問題，從優先開發具有良好調節性能的大型水電站、綜合利用好水資源，盡最大可能減少水庫淹沒損失，積極推進流域梯級滾動綜合開發，處理好水庫移民關系，減輕對環境的不利影響等六個方面論述了水電開發的可持續發展戰略。The company adopts advanced exam instrument and equipment to set advanced physics and chemistry lab, brush dynamic lab ; it makes strict physics performance test and chemical analysis to raw material and production process ; and make detection to brush " s performance and life
採用先進的檢測儀器和設備，建立了先進的理化實驗室、電刷動態實驗室；對原材料及產品的生產過程進行嚴格的物理性能測試和化學分析；對電刷的電性能及壽命進行跟蹤測試。Photoluminescence characteristics of four hemicyanine derivatives with similar molecular compositions but different donor - acceptor groups in langmuir - blodgett ( lb ) films have been studied by steady state and time - resolved fluorescence spectroscopies. the study mainly include the aggregation behavior of hemicyanine derivatives in lb films, the influence of the donor - acceptor on the excited level and excited lifetime of the hemicyenine derivatives
通過改變半花菁的親水基團與疏水基團而得到了四種半花菁衍生物，利用穩態和時間分辨熒光研究了不同親水基團與疏水基團對半花菁衍生物光學特性的影響.主要包括半花菁衍生物在lb膜中的聚集特性，親水基團與疏水基團對半花菁衍生物激發態壽命的影響等In practical application, the m10 180 bolts, which are installed in the head cover of the torque divider of ts5560 special automobile, sometimes fracture all of a sudden. according to the tests of acceleration, stress and strain, and the exciting test, it is resonance vibration that leads to the compound - bending fatigue fracture of the bolts. the exciting force caused by drive system, transmitted through the torque divider, produces a 1000 - 1500hz cyclical excitation at the junction of the bolts and head cover, which causes the first order bending resonance vibration of the bolts
通過加速度、應力應變測試實驗和激振試驗的研究，發現ts5560特種車分動器取力器氣缸端蓋m10 180螺栓斷裂問題是由於共振引起的雙向彎曲疲勞斷裂：傳動系統工作所產生的激勵，經過分動器結構的傳遞（特別是分動器一階扭轉模態的放大） ，在螺栓的連接處產生1000 1500hz的振動激勵，其導致螺栓一階彎曲共振，在螺栓一階彎曲模態的阻尼比較小的情況下，使得螺栓產生較大的共振響應，導致螺紋處的彎曲動應力較大，疲勞壽命較低。Jdy - 280b double electromagnetic lock product characteristic : strong holding force, no left magnet easily installed, low noise, durable no mechanical failure with signal feed back function applications : can be used with intercoms and access control systems, especially for fireproof door working voltage : 12vdc 24vdc working current : 12vdc 0. 27a, 24vdc 0. 46a power consumption : 3. 3w, 3. 5w, absolutely insulative power supply mode : successively working temperature : - 40 50 dimension : 473 x 45 x 30mm weight : 3920g yiwu qimingxing computer company copy right
Jdy - 280b雙開門磁力鎖產品特性:吸力強無剩磁安裝方便噪音低壽命長具故障保護功能，無機械故障可具資訊回饋功能鎖狀態有指示燈指示：鎖門時綠燈指示燈亮開門時，紅色指示燈亮帶鎖狀態指示燈及聯網信號輸出適用范圍：可與樓宇對講門禁系統配套使用特別適用於逃生門防火門電氣性能：電氣性能：使用電壓： 12vdc 24vdc電流： 12vdc 0 . 53a 24vdc 0 . 27a絕緣電阻測試： dc500v 1分鐘無擊穿通電形式連續使用溫度： 40 50外形尺寸： 473 x 45 x 30mm重量： 3920gThe physician who saves the lives of his patients does not belong to the productive class, but on the contrary the chemist ' s boy does so, although the values of exchange ( viz. the pills ) which he produces may exist only for a few minutes before they pass into a valueless condition
醫師救治了病人，倒不是屬于生產階汲，相反的，一個制藥工人，雖然他所生產的交換價值（丸藥）在化為無價值狀態以前的壽命也許只有幾分鐘，卻是一個生產者。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。That produced many problems as follows : difficult to balance the working condition of the individual compressor ; difficult to realize the accurate control to the temperature of cold shed ; easy to hurt the life of the compressor when the environment temperature is generously changed which will trigger the frequency start of the compressor
由此造成許多顯而易見的問題：難于調整平衡製冷並聯機組中各製冷機組的協同工作狀態；不易對冷庫溫度進行精確控制；環境溫度發生較大改變時，容易引起壓縮機的頻繁啟動，對壓縮的機壽命造成極大損害。Measurement test the speed with untouchable measurement, touchable measurement and all kinds of measurement speed sensor have been analyzed from economy, environment, precision, life - span, etc. compari ng relevant error that the measuring system produces at the same time, to examine combined harvester complete machine request of performance of producing. make relevant error meet the precision request, and can reach the best state
對接觸性測量和非接觸性測量兩類測速方法及各類測量速度傳感器從經濟、環境、精度、壽命等方面進行了分析，同時對測量系統所產生的相關誤差進行比較，針對測產型聯合收割機整機性能的要求，使相關誤差滿足其精度要求，並且能夠達到最佳狀態。Based on probability statistics and structure reliability theory, a method of calculating the durability period and reliability probability of reinforced concrete exposed to chloride environments is presented. the target reliability level that the time of reinforcement initial corrosion in concrete structure exposed to chloride environments is proposed in this paper. a method of predicting service life of concrete structure exposed to chloride environments is given in this paper
建立了氯腐蝕環境下混凝土結構中鋼筋開始銹蝕的條件和耐久性極限狀態方程以及氯腐蝕環境下混凝土結構的壽命評估準則；以結構可靠度理論為基礎，提出了混凝土結構的耐久性分析方法和壽命預測方法，給出了氯腐蝕環境下混凝土中鋼筋不發生銹蝕的目標可靠指標，並結合一具體工程進行了耐久性評估。On the one hand, the dynamic impacting action of moving vehicles to the bridge influences the working state and the using longevity of the bridge in direct
一方面，移動車輛對橋梁的動力沖擊作用對橋梁的工作狀態和使用壽命產生直接影響。Based on fuzzy characteristics in durability failure criterion of concrete structures durable life was estimated, in which process survival analysis method was considered with fuzzy theory and the contribution of statement of truncation data was taken into account
結合混凝土結構在耐久性評價中包含許多模糊性因素的特點，將模糊數學的思想融入到生存分析法中。基於結構的耐久性失效準則，並考慮刪失數據的狀態對混凝土結構耐久壽命的貢獻，對混凝土結構的耐久壽命進行了統計分析。( 2 ) under the assumption of the service longevity of the eftwc project is 20 years ( from 1997 to 2016 ) and the annually discount rate is 6 percent, value of different year ( during the life span of engineering in the project ) are discounted to present value ( 2002 ), the result of value of the eftwc project ' s benefits show that the total present value is 7. 92 billion yuan
按照工程壽命20年（ 1997 2016年） ，貼現率6計，工程期內各年效益價值折算到2002年末（折算基準點） ，水利富民綜合開發工程效益價值的現值總額為79 . 2億元，其中實物產出價值的現值為13 . 5億元，生態環境效益價值的現值為65 . 7億元。生態環境效益價值現值是實物產出價值現值的4 . 9倍。Advance of life - cycle ecological design method for plant protection machinery
植保機械全壽命生態設計方法研究進展分享友人