機械利用率 的英文怎麼說

中文拼音 [xièyòng]
機械利用率 英文
machine utiliztaion
  • : machineengine
  • : 名詞1. (器械) tool; instrument 2. (武器) weapon 3. [書面語] (枷和鐐銬之類的刑具) fetters, shackles, etc
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 率名詞(比值) rate; ratio; proportion
  • 機械 : 1. (利用力學原理組成的各種裝置) machinery; machine; mechanism 2. (死板; 刻板) mechanical; inflexible; rigid
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採單片實現了混合式直流直線步進電動的開環數字控制;v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;細分控制技術保證了電運行的平穩性,並進行了波形分析和理論研究;採單片軟體降速控制策略解決直線步進電行程末端的沖擊問題;同時對主功電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動上進行了全面測試。
  2. The structure and the construction method of a new type of fascine are introduced herein, of which the advantages are as the follows. ( 1 ) the shortages of the complicated construction process and low construction progress with low efficiency are overcome. ( 2 ) the fascine cage can be industrially made, so as to reduce the working procedure in site. ( 3 ) the heavy construction equipments can be used for the mechanical construction of the single large size fascine cage with high construction speed and intensity. ( 4 ) it is favorable to the environment protection as the amount of the fascine material being decreased

    摘要介紹了新型埽工籠埽的結構形式、施工方法,其優點為: ( 1 )克服傳統埽工施工工序復雜、速度慢、效低的缺點; ( 2 )籠埽可工廠化生產,減少現場作業工序和作業面后移; ( 3 )充分大型施工進行大體積單個籠埽結合化施工,作埽速度快、強度高; ( 4 )減少柳料量,於環境保護。
  3. Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward

    文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地調整方案,從長遠來說應尋求農業安全且收入逐漸提高條件下的土地,長江中游地區應積極推進農業現代化,提高農業勞動生產,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少量的直接從事農業生產的經營管理人員,農忙時則大量地使季節性合同工或實現化,大洪水時退田還湖,減輕長江幹流大洪水的壓力,減少分洪與特大洪災時的損失,這樣還可促進避洪、冬季農業等的發展,也有於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?
  4. At the same time, the function of measuring coal in every coal storage bunker and measuring coal before its entering into every boiler greatly improves productivity of the whole loading and unloading coal system. on the aspect of operation technics of the loading and unloading coal system, this article analyzes factors which affect operation technics of coal - whippers, stacking conveyers and pusher tractors. no standardization in daily operation, low safety, long operation time and out of line among different machines reduces the efficiency of the loading and unloading coal system

    卸煤操作工藝方面,主要分析了卸船、堆取料和推扒在日常作業過程中影響作業工藝的因素,在日常作業過程中主要存在問題是無標準化作業要求,安全得不到保障,作業時間長,各作業之間配合差,從而影響整個卸煤系統的作業效,本文通過對卸船、堆取料、推扒作業流程的設計,規定了單個的作業程序,以及相互之間作業時的配合方法,使卸船作業和堆場作業更規范化,同時,大大縮短卸船作業時間,提高了碼頭泊位,減少作業時間,從而提高了整個輸煤系統的工作效
  5. An after - printing machine instead of traditional hand glitter powder printing ; easy use ; nondusting ; increase the use rate of glitter powder ; make various pictures with glitter powder ; connect to uv light curring unit and infrared - ray dryer, etc

    替代傳統手工上金蔥粉工藝的一種印后配套,具有使方便,無粉塵的特點提高金蔥粉的,並能做出千姿百態的金蔥粉圖案、可對接uv光固,紅外線烘道等設備。
  6. Comparing with internal heating type fluidized bed, vibration fluidized bed, which get the material to fluidized state through mechanical vibration, can improve thermal utilization factor, quality and reduce steam and power consumption, and one time investment while keeping all advantages of internal heating type fluidized bed

    振動式流化床是一種的振動,使物料達到流化狀態,它在保留內熱式流化床乾燥器優點的基礎上,在熱,產品質量,降低蒸汽及電力消耗,設備一次性投資低等方面均較內熱式流化床有較大提高。
  7. So it is very important to enhance equipment and lease management, select exactly equipment, use reasonably and maintain in time, so as to improve the rate when equipment are in good condition, and enhance mechanical efficiency, take technological transformation and innovation in time, complete the constructing duty fast and economically, heighten the economic benefit

    因此,加強建築設備租賃設備管理,正確選擇設備,合理使及時維護,從而不斷提高設備的完好,提高,並及時地對現有設備進行技術改造和更新,多快好省地完成施工任務和提高企業的經濟效益都具有十分重要的意義。
  8. The condition monitoring of rotating machinery can reduce the cost of devices maintenance, keep the security of manufacture and increase the use of devices

    旋轉狀態監測對于旋轉運行安全,降低設備維修費,提高設備有重大意義。
  9. Nowadays, the constant - power - control variable displacement axial - piston hydraulic pump have be used in most of construction machine and equipment for their power equipment. the quality of the whole machine is determined by the quality of the piston pump. because the piston is the most important part of the piston pump, it is becoming necessary to study of the piston with modern design method

    由於大多數工程全功軸向柱塞變量泵作為其動力裝備,柱塞泵質量的好壞將關繫到工程的總體質量,而柱塞又是柱塞泵的主要部件,因此有必要現代設計方法對柱塞泵的柱塞進行研究分析。
  10. In a word, on the basis of assure the mechanical property of products, enhance the effective utilize of materials, reduce the quantitis of machining and cost is the highest aim of forging

    總之,在保證產品性能的基礎上,提高材料、減少加工量,降低成本是鍛造生產的最高追求。
  11. On the other hand, under the force of mechanical, the carbon and cao & sio2 superfine powder are obtained ; the specific surface area of these particles is increased. the tem photos indicated that, the carbon particles are composites on the surface of the melting superfine particles uniformly

    另一方面,在力作下,碳黑及cao sio _ 2的熔融顆粒被超細粉碎,比表面積增大,同時tem照片顯示,中超碳黑均勻地復合於超細熔融顆粒表面,並有逐步嵌入的趨勢,提高了碳的有效,降低了保護渣的熔化速度。
  12. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化計算和生物質能量計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運工程力學、工程材料、設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功計算方法及臨界轉速理論等。
  13. In this paper i calculate the reasonable possession quantity of port handling machineries with chance - constrained linear programming. first in the paper is the background and meaning of this research ; then analysis present situation of port machinery management both in practice and theory ; in chapter 3, i qualitatively discusses characters influencing machinery quantity, which include lifting ton, intact rate and using rate, age of machinery, machinery purchase and working cost and so on. in chapter 4, i take the influencing characters to mathematic model of chance - constrained linear programming, aiming to maintain the need of production and reduce machinery cost

    文章首先介紹了選題的背景、意義以及主要工作;第2章介紹了港口管理在港口企業管理中的地位與作,以及我國港口設備管理與配置現狀,並簡要介紹目前港合理擁有量的理論研究方法;第3章從技術與經濟角度定性分析了各種因素對港擁有量的影響,其中主要包括起運量、完好設備役齡、購置與營運成本等;第4章將各種影響因素引入模犁,提出以完成生產任務、成本最低為目標,應線性規劃模型計算港口流動合理擁有量的方法;第5章以大連港大港區為例對模型進行應,選擇四種型號叉車為研究對象,對其歷史經濟與技術數據進行統計分析,其中重點對隨變量單位臺時維修費進行了正態分佈擬合。
  14. When mechanical doping 5 % co, the discharge specific capacity is 225mah / g, the ratio of active material utilization is 78 %. the addition of zn can prevent the swelling of nickel electrode and prolong the cyclic life, decrease the existence of y - niooh when over - charged

    隨著co摻雜量的增加,鎳電極的放電比容量明顯提高,混合摻雜5 co時鎳電極的放電比容量為225mah g ,活性物質的達到78 ,循環性能比較穩定。
  15. The entire drive mode adopts hydraulic + machine drive, enables the workover units & truck substructure of the rig achieving flexible stepless speed regulation ; the cat engine and allison transmission matches rationally, reliably, highly efficiency, firmly which raises the utilization ratio of engine capacity

    整體傳動形式採液力+驅動,實現了修井的修井裝置和載運車底盤的柔性無級調速;卡特匹勒發動與阿里遜力傳動箱匹配合理,安全、高效、穩定,提高了發動的功
  16. Multi - span plastic greenhouse is one type of modernization greenhouses, it has lots of advantages compared with one - span plastic greenhouse, such as high the ratio of soil using, fine performance of heat preservation and low heat consumption, large space of protected horticulture and convenience for mechanization, etal ; comparing with multi - span glass greenhouse, it has lower cost of construction and better capability

    連棟塑料溫室是現代化大型溫室的一種類型,與單棟塑料溫室比較,具有土地高、保溫性能好、設施空間大,有化作業等優點;與連棟玻璃溫室比較,具有初置成本低、性能價格比高,適合我國國情。
  17. This dissertation aims at the problems existed in the current mechanical manufactures of our country, such as unreasonable manufacturing resource distribution, low equipment utilization ratio, slow response to the market and, at the challenges which is confronted with our enterprises after our country formally becomes a member of the wto. agile manufacturing - orientated management information system in cooperative ? producing ( amo - miscp ), applying internet and agent technologies, is put forward as an initial solution in this dissertation

    本文針對當前我國製造企業存在諸如資源配置不合理、設備低、企業對市場的迅速應變能力差等問題和中國加入世貿組織后所面臨的挑戰,提出了體現敏捷製造思想,以internet 、 agent技術為支撐的一種初步解決方案:面向敏捷製造的加工協作管理信息系統即amo ? miscp系統。
  18. Management that enhances the main machine equipments, increases its utilization and reliability, is the core of equipments management in the hydraulic and electric power station

    加強水電廠主設備的管理,提高其和可靠性,是水力發電企業設備管理的核心。
  19. Following by the quick technology development, new machine fabricate system is becoming automatic, integrated and flexible. in order to ensure the safety of equipment and workpiece, avoid some accident, increase productivity and machine ' s utilization, monitoring and fault diagnosis are needed

    近十多年來,由於科學技術的飛速發展,現代製造系統正朝著高自動化、高集成化和高柔性化的方向發展,為保證現代製造系統中的自動加工設備與工件的安全,避免重大事故,提高生產,必須採監控和故障診斷技術加強設備的運行管理。
  20. Under the condition of applied technology based on internet combined with intellective computational ways and traditional marine condition monitoring, we can construct a new failure diagnosis system ( to develop a distance condition monitoring and failure diagnosis system for main mechanic equipments ) in dredger. it can offer timely credible technical guidance and steps to dredging technician. it is satisfied with the need of dredging security, equipments " condition monitoring and failure diagnosis, maintenance decision of the shipping and its base

    將基於internet的應技術、智能計算方法與傳統的船舶狀態監測與故障診斷技術相結合,在具有首沖功能的300方自航耙吸挖泥船上構造一種全新的故障診斷系統,即開發一套基於網路的挖泥船主要設備遠程狀態監測和故障診斷系統,為疏浚作業的技術人員提供及時可靠的技術指導和處理措施,滿足疏浚作業安全、設備狀態監測和故障診斷、實船和基地管理和維修決策的需求,提高設備和管理水平。
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