permanent load 中文意思是什麼

permanent load 解釋
持久荷載
  • permanent : adj. 1. 永久的,不變的,耐久的;持久的,經久的。2. 常務的,常設的 (opp. temporary)。n. 電燙發 (=permanent wave)。adv. -ly
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  1. Ordinary bolt connecting bolts as a permanent use, when the design requirements or questions about its quality should be carried out when the smallest lag bolts kind complex load testing and the results were consistent with national standard 《 mechanical fasteners, bolts, screws and stud 》 ( gb3098 )

    普通螺栓作為永久性連接螺栓使用時,當設計有要求或對其質量有疑義時,應進行螺栓實物最小拉力載荷復驗,其結果符合國家標準《堅固件機械性能、螺栓、螺釘和螺柱》 ( gb3098 )的規定。
  2. Quasi permanent value of live load on floor or roof

    樓面屋面活荷載準永久值15
  3. It makes finite element analysis for no - load motor, full - load motor and armature magnetic field singly acting motor, and it gets distributing map of magnetic field and static characteristics curve as different rotor angle and different armature current in a permanent magnet circle for the motor, it analyzes and explains influences of armature magnetic field on the inductance characteristics of windings

    分別對電機空載、負載以及電樞磁場單獨作用3種情況下進行了有限元分析,得出在1個永磁磁鏈周期內不同轉子位置角和不同電樞電流作用下的磁場分布圖以及靜態參數特性曲線。
  4. To solve the problem that output voltage can not be adjusted of the permanent magnet synchronous machine ( pmsm ), the paper deuelope a new type of machine, the paratactic structure hybrid excitation synchronous machine, describing the structure and working principle of the machine, and anolysing its non - load characteristics, the voltage characteristics and regulative characteristics

    摘要針對永磁同步電機磁場調節困難、輸出電壓不可調的問題,研製了一種新型的並列結構混合勵磁同步發電機,並對其空載特性、外特性及調節特性進行了分析。
  5. Nylon is predominantly used past the useful pressure range of tfe because of its ability to resist permanent deformation ( or creep ), and recovery after load

    在tfe有效壓力范圍內,尼龍以前被廣泛的使用,因為尼龍具有抗永久性變形(或蠕變)的能力,並且在負載后能夠自行恢復。
  6. A system design of the circulation function therapeutic instrument of brain is presented in this paper. an integrated prototype is composed of at89c55 used as system controlling module and a / d, d / a converter and liquid crystal display device used as a terminal display module to realize the output of dynamic load and permanent flow through digital synthesis

    本文提出了一種設計智能腦電治療儀的系統方案,以at89c55為核心控制模塊,輔以d / a 、 a / d成為全反饋閉環系統,使用液晶顯示器為終端顯示設備,實現數字合成動態負載恆流輸出。
  7. It is the researchful purpose of this paper that the methods of appraising the existing structural reliability basing on own information are found, which will impel the methods of appraising the existing structural develop from applied methods to probability methods. the contents of this paper have mainly four, including : firstly, the normal value of permanent load in the existing structure is ascertained by the way that is called bayes - small capacity, which considers the dates of design and the road - test dates. secondly, by introducing the random variable that is statistical ambiguity, the statistics of loading and resistance of existing structure are researched

    本文研究目的是針對現有結構的特點,建立基於自身信息的現有結構可靠性的實用評定方法,推動我國的現有結構可靠性鑒定方法由實用鑒定法向概率鑒定法發展,主要研究內容包括四個方面:一、結合結構原設計數據和現場抽樣實測數據,研究了恆載標準值的統計推斷方法,提出bayes小樣本統計推斷方法;二、利用統計不定性隨機變量,結合現有結構的特點,提出荷載、抗力變異性的小樣本統計推斷方法;三、分析了現有結構抗力變異性的主要影響因素,並利用實測數據進行了實例分析;四、針對現有結構自身的荷載、抗力統計特性,研究了現有結構承載力的校核表達式,對恆載、抗力分項系數提出修訂建議,建立了基於自身信息的現有結構可靠性實用評定方法。
  8. Feather and down. determination of the permanent deformation after dynamic fatigue stress under constant load

    羽毛和羽絨.恆定負荷動態疲勞應力下永久變形的測定
  9. Feather and down - determination of the permanent deformation after dynamic fatigue stress under constant load

    羽毛和絨毛.固定負荷下動態疲勞應力永久變形的測定
  10. Feather and down - determination of the permanent deformation after dynamic fatique stress under constant load ; german version env 12936 : 1998

    羽毛和絨毛.恆定載荷下產生動態疲勞應力之後發生的永
  11. Even in a situation where the data load is particularly high, as in data processing or video rendering, we re still exchanging packets of information rather than requiring full - blown, two - way, permanent communication between the client and server elements

    甚至在數據負載相當高的情況之下,如進行數據處理或視頻呈現時,我們依然在交換信息包,而不是在客戶機和服務器元素之間建立完全、雙向、永久的通信。
  12. The process of design in this paper is : lto select the stator configuration of pmsm refer to asynchronous motors whose capacity is similar to pmsm ' s. 2. to research the no - load airgap flux distribution, so as to select the rotor configuration, which consists of some important parameters, such as the permanent magnet dimension and pole arc figuration. 3. to calculate the important parameters x ~ and xa

    本文在電機設計過程中採用的步驟是:參考近似功率的異步電動機的定子結構,並做適當修改,以確定永磁同步電動機的定子結構;進行電機空載磁場的研究,確定包括永磁體的尺寸、極靴的與定子內圓相對表面的外形等關鍵參數在內的轉子結構;對于極為重要的電機參數x 。
  13. Bending and torsion moments can lead to permanent damage to the load cell

    彎曲和扭轉會對測壓元件造成永久性破壞。
  14. It has become to pass that the permanent load - bearing capacity of the large - span pc ( prestressed concrete ) continuous rigid frame bridge constructed with the cantilever site cast construction method keeps cutting down in service

    採用懸臂澆築施工法施工的大跨pc連續剛構橋,在使用中其持久承載力不斷地降低已成為事實。
  15. On the basis of an analysis of the factors affecting the durability, put forth are the key measures in design for effectively controlling and enhancing the permanent load - bearing capacity, and set forth is the general principle of construction method for the enhancement of the durability

    在分析影響其耐久性的因素的基礎上,提出了如何有效地控制和提高其持久承載力設計的關鍵措施,闡述了提高其耐久性施工措施的一般性原則。
  16. For realizing above research, the computer aided design programs - sap91 and midas which are based on finite element method were also used to analyze the problems above. loads included : the first permanent load 、 the most disadvantageous symmetrical locomotive loads 、 the most disadvantageous unsymmetrical locomotive loads and so on

    為了實現上述研究,主要用結構有限元電算程序sap91 ,並藉助了midas程序,分析了此類橋型在一期恆期、最不利的對稱活載、最不利的反對稱活載等主要受力工況下的受力特點。
  17. On the basis of measured results of contact pressure on abundant literature and the computed results in this paper, simplified contact pressure models have been put forward. the finite element program msc. nastran was selected to analyze the response of pavement under the two modelled loads. the effects of axle load and material properties were studied, and the effects of truck load on permanent deformation and fatigue crack were also discussed

    本文首先根據輪胎胎面花紋類型的不同,提出接觸面的簡化模型;然後參考相關輪胎與路面接觸壓力的測試結果,並結合本文的測試結果及輪胎與路面接觸壓力的模擬計算結果,提出接觸面內的壓力分佈模型,即輪胎作用於路表的荷載簡化模型;接著利用有限元軟體msc . nastran對瀝青路面在該荷載模型作用下的響應進行計算分析,還討論了軸載的變化及路面材料參數的變化對路面結構響應的影響,並且對車輛荷載對車轍和疲勞裂縫的影響進行探討。
  18. Some key parameters to affect hepmg performance are studied and some design rules are given. the principle of load distribution and estimate calculation of permanent magnet and electrical exciting are given. methods of improving the power density and weakening aberration rate of sine wave are research

    對影響hepmg性能的關鍵參數進行了計算研究,總結了參數設計規律;提出了hepmg中永磁體和電勵磁的負荷分配原則並給出了估算方法;分析了提高hepmg功率密度和降低電動勢波形正弦畸變率的措施。
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