實用壽命 的英文怎麼說

中文拼音 [shíyòngshòumìng]
實用壽命 英文
practical lifetime
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 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...
  1. Many engineering experience demonstrate that in order to elevate subbase working properties, lower project investment, prolong pavement using life - span and raise synthetical benefic,

    大量的工程踐表明,為了提高基層工作性能,延長路面使,必須在配合比設計時將抗裂性考慮在內。
  2. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容: ( 1 )載體共價法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試驗探討該氧敏感材料的制備機理,通過氧測試驗評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 2 )載體共價?交聯法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試驗探討該氧敏感材料的制備機理,通過氧測試驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 3 )氧敏感材料在光纖氣態氧傳感器中的應:該傳感器的響應時間為10s ,檢測下限為5ppm ,檢測精度為0 . 5 ,具有較好的重復性和穩定性,遲滯較小,使至少為1年,適合各種環境下氣態氧濃度的檢測。
  3. The practice shows that method can effectively protect boiler and deoxidizer, consequently decreases maintenance cost and prolongs usable life of the equipment

    踐證明,在除氧器內加藥能夠對鍋爐和除氧器進行有效保護,從而減少維護費,延長設備使
  4. Unique pu - metal binding technology enables the company to achieve the technology of increasing torsional moment, improving loading and never loosing thus largely prolong the life of components

    獨有的聚氨脂-金屬粘結技術,現了增大扭矩提高負載不脫膠的目的,極大地延長了配件製品的使
  5. In regard to the low wear resistance of the white iron shot in the practical application, based on experimental research and trial production, by alloying and proper heat treatment, the shot can be made with higher hardness, better toughness and increased service life

    摘要針對白口鐵丸在際應過程中不耐磨的現象,通過大量驗研究和試生產,找到通過添加合金元素生產合金鐵丸,並通過適當熱處理等手段,使其既具有較高硬度,又有良好的韌性,使得到提高,滿足拋丸工作的需要,節約大量資金,提高了勞動生產率。
  6. Sawing is carried out by diamond grits which are embedded into a metal matrix, so whether diamond grits can be tightly held in the metal matrix, and whether their cutting abilities can be fulfilled directly determine the sawing performance and the life of the diamond saw - blade

    由於金剛石圓鋸片的鋸切是通過固結在金屬胎體中的金剛石磨粒來現,因此,金屬胎體能否有效地把持金剛石磨粒,使其充分發揮切削作,將直接決定鋸片的切削性能和使
  7. Abstract : based on problems occurred during the service of the ls spiral conveyer, such as, jam of uncharging orifice, short usefull life of the drop - hanger bearings, easy rupture of connecting parts ; quick wear of spiral vane, etc. and according to the practice of casting process, analysis of break downs, the author put forward the improvement ideas in order to promote the level of the design and manufacture for spiral conveyers

    文摘:針對ls型輸送機使中存在的一些問題,如卸料口積料堵塞、吊軸承使短、連接件易斷裂、螺旋葉片磨損快等問題,依據在鑄造生產中的使踐,進行故障分析,提出了改進思路,以利提高螺旋輸送機整體設計和製造水平。
  8. Lifting and lowering of the pringting arm of this machine is vertical, therefore, in case of half - tone printing, presence of screen wire and consistency of aberration are improved ; in case of spot printing, stability and uniformity of inking are enhanced ; fine adjustment and lock of the worktable is independent of each other, so positioning error caused by lock of the worktable can be controlled ; height and pressure of the printing blade and ink - returning blade can be stepless - regulated separately, which improver printing quality and service life of half - tone ; printing travel and half - tone fixing mechanism can be fast adjusted, which is suitable for printing area with different size

    本機印刷大臂升降為垂直升隆式,網線版印刷時網線表現率為色差一致性得到提高,地版印刷的施墨穩定性及均勻性得以加強;工作臺微調與鎖緊獨立,因工作臺鎖緊而帶來的定位誤差得以控制;印刷刀、回墨刀高度及壓力均可單獨無級調節,提高了印刷質量和網版的使,印刷行程和網版固定機構大小可快速調節,方便不同規格的印刷面積。
  9. The achievement have important practical guided action to the maintaining and design of the asphalt pavement, for reducing the maintaining fee of the asphalt pavement and lengthen the use lifespan of the pavement, it have important economical social significance

    該成果對公路瀝青路面的養護和設計具有重要的踐指導作,對于減少公路瀝青路面的養護費,延長路面使具有重要的經濟和社會意義。
  10. The characteristics are high accuracy 、 quick speed 、 big torque 、 long service life 、 high credibility etc. besides, it should be simple structure 、 light quantity and it can be convenient to remove and pack. through the real - time control of computer it can positioned quickly and accurately

    它具有精度高,速度快,扭矩大,使長,可靠性高等特點。而且對它要求結構簡單,重量輕,可以方便拆裝。通過計算機時控制可以達到快速,精確的定位。
  11. This paper studies the relationship between operational life of concrete construction and environmental corrosion mediator, such as sulfate, etc. concrete samples of 37 project instances and service condition under different geographic environment in the world are collected and these data is used in our research

    本文分析研究了混凝土結構使與環境侵蝕介質,以及所使的材料,如混凝土標號等,之間的關系。收集了世界上不同地理環境下的37個工程例的具體參數和使狀況,使這些數據對該問題進行研究。
  12. Language teaching mainly in volves teachers, stadents and teaching servicemen, who are mainly in charge of labs, and whose comprehensive quality will affect the use and management of the equipment and will affect the improvement of teaching quality and the lasting fanetion of equipments

    語言教學的面對的是教師、學生和管理人員,他們是驗室的主體,其綜合素質高低關繫到語言設備使與管理的優劣、關繫到教學水平的提高和儀器設備的使
  13. It gives some suggestions that should be noticed during the operation management if the rubber dam. it also introduces some simple dam bag repairing technologies. this article is also of some reference value for scientifically running the rubber dam and expanding its life span

    本文還對在通航水域設計建造橡膠壩的安全防護設施進行了探討;對橡膠壩在運行管理中應注意的事項提出了建議,並介紹了簡單的壩袋搶修技術,對指導橡膠壩科學運行管理,提高橡膠壩的使具有借鑒作
  14. Standard practice for evaluating the service life of chromogenic glazings

    彩色釉料使評定的標準施規程
  15. It is necessary to study the welding machine power supply for endless - rolling. it can assure the working reliability of welding machine, decrease the mechanical and electric fault, prolong apparatus ' s life, reduce cost and increase product quality

    它可以保證焊機正常工作,減少機械和電氣事故,延長易損件使,減低工作強度從而現無間隙地生產鋼材,大幅度提高車間的經濟效益,降低生產成本,提高鋼材質量。
  16. The paper introduced the welding repair process for the sealing surface of high - pressure valve board. it greatly improved the inlet high - pressure valves service life and obtained better economy benefits.

    介紹了高壓閥閥板密封面焊接修復的過程,經際使證明,該工藝方法行之有效,提高了進口高壓閥的使,取得了較好的經濟效益。
  17. The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible

    圍繞上述原則,本文從電熱鍋爐核心加熱元件的選型及設計、換熱面的布置、蓄熱設備的運行工況、供熱的調節方式以及控制方法進行了較細致的研究和計算,具體研究工作有以下幾個方面: 1 .根據使要求,確定適於多數採暖設備的熱介質參數,設計在結構型式上盡可能簡單的鍋爐和蓄熱器; 2 .對製造加熱元件電熱管的各種材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算,根據際使條件給出合理的設計,使其具有較高的可靠性和使; 3 .對不同換熱面布置形式進行傳熱分析。
  18. The thing flows the trolley name carrying trolley ; the surface uses the electricity to galvanize, the contour artisticly, the service life is long ; attaches the security leather belt, the fixed link loading and unloading speed is quick, both is advantageous for the mechanized transporting, and is suitable for the short distance the manual shift, may realize the plan production, saves the manpower, reduces the cost ; with thing and so on turnover box flows the vessel coordination use, may realize the modular management, the setting at space is big, folds the collection not to occupy the space ; is suitable the thing flows the transporting in the enterprise working procedure ; also may or allocates and dispatches the center in the factory to install the cargo to transport to the store, a direct achievement commodity goods part

    物流臺車又稱載物臺車;表面採電氣鍍鋅、外形美觀、使長;附安全皮帶、固定桿裝卸速度快,既便於機械化搬運,又宜於短距離的人力移動,可現規劃生產,節省人力,降低成本;與周轉箱等物流容器配合使,可現單元化管理,置物空間大,折疊收藏不佔空間;適於企業工序間的物流搬運;也可在工廠或配送中心裝上貨物運到商店,直接作為商品貨架的一部分。
  19. The experimental result shows that it can improve significantly the abrasive resistance and increase the service life of the moving parts of shiplock by optimizing the match of supportive materials for abrasion and the value of their hardness, improving the precision and roughness of abrasive parts in the process of production, and applying correct lubrication method to the abrasive parts

    驗結果表明:對船閘摩擦副材料及硬度值進行合理的匹配,提高船閘運轉件摩擦副零件的加工精度及表面粗糙度,以及運正確的潤滑方式對摩擦副進行潤滑,能顯著提高零件的耐磨性能,較大地延長了船閘運轉件的使
  20. Model gk99 - 1 high - speed auto lubricated sew machine is the fastest bag sewing closer of all the machines, adopyed closed automatic lubrication system. the main running parts are adopted bearing and it prolongs the life span of the machine. this machine is equipped with automatic cutting machinery driven by air and it can cut the thread and tape automatically

    :本機gk99 - 1是所有封包機種中速度最高的封包縫紉機,採封閉型自動潤滑系統,主要轉動部位採軸承,使產品使延長,配有氣動自動切刀機構,能自動切斷線辮及紙帶,配上光電開關和時間繼電器,可現滿包口袋的自動開車縫紉氣動切線自動停車的自動功能。
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