活載荷 的英文怎麼說
中文拼音 [huózǎihé]
活載荷
英文
changing load-
The live loads were applied by a standard system of ring dynamometers with attachment points distributed uniformly on the upper surface of the decking.
用一系列標準環式測力計施加活荷載,其接觸點均勻分佈於面板的上部表面。Quasi permanent value of live load on floor or roof
樓面屋面活荷載準永久值15Characteriseic value of live load on floor or roof
樓面屋面活荷載標準值14Combination value of live load on floor or roof
樓面屋面活荷載組合值15Equivalent uniformly distributed live load
等效均布活荷載14Based on the investigation of typical multistorey and high - rise residential buildings in xi ' an and baotou, a great quantity of residential floor live load data are gathered
論文以西安和包頭地區多層和中高層典型住宅結構為對象,對典型住宅結構的樓面活荷載進行了調查,收集了大量的住宅樓面活荷載資料。This paper studies the reliability of structure during the construction period based existing data and the consideration of structural resistance increasing with time, and analyzed an example, the result of the analysis shows this method is available to the analysis of the structure reliability
在已有的鋼筋混凝土結構現場施工活荷載統計資料的基礎上,考慮了抗力在施工期間隨時間增長的特性,研究了結構的可靠度,分析了算例。According to the characteristics of the load on the canopy, the method for measuring the load on the canopy with a pressure sensor is presented, and then the flight measurement of the load spectrum of the canopy is realized for the first time
根據實測活動艙蓋載荷曲線特點,提出了任務類型劃分方法,建立了活動艙蓋載荷譜數據統計方法和載荷譜編制方法,並依此編制出k8飛機活動艙蓋載荷譜。The current moderately strong earthquakes in east china have been preliminarily classified according to the tectonics based on information from laboratory study results - it presents the similar fracture pattern and characteristics of precursory evolution to similar structural tectonics on the action of extra adding loads
摘要基於在相似外載荷作用下結構相似的構造可表現出類似的破裂圖像及前兆演化特徵的實驗室研究結果,對華東地區現代中強地震進行了初步構造分類,在此基礎上分析研究了19次震例前地震活動圖像異常的統計特徵。2. the random nature of load construction is analyzed. according to analyze various factors on change of reliability index, casting girder 、 construction live load 、 concrete intensity 、 wind load 、 construction distribution load deviation and basket falling, which influence on construction reliability of rigid frame bridge with high - pier and large - span, are obtained
2 .研究了各施工荷載的隨機性,通過分析各種影響因素對可靠指標的變化程度,得到已澆梁段、施工分佈活載、混凝土強度、風載和施工荷載偏差以及掛籃跌落等對高墩大跨剛構橋施工期可靠度的影響。This paper has investigated the mechanism of the stress and deflection that the piston withstands the gas pressure and temperature load. the result reveals that the thermal stress is prominent in the piston head, and the mechanical stress is prominent in the skirt of piston
研究了活塞在燃氣爆發壓力和溫度載荷共同作用下活塞的應力和變形機理,並進行了數值模擬,結果表明活塞在頂部以熱應力為主,在裙部以機械應力為主。But at present, the static performances of the double reticulated domes applied on the different load combination of wind load, snow load, live load, seismic load and dead load are not adequately studied. also the study on the dynamical response under seismic action is not sufficient
但目前對于這類空間結構在雪載荷、風載荷、恆載荷、活載荷、地震載荷等各種載荷共同作用和各種載荷分佈方式下的靜力性能研究還不充分,特別是對其在地震作用下的動態響應的研究還不足。The new unit has following technical features : ( 1 ) the unit ' s load is balanced by means of the accumulator and hydraulic cylinder with special structure ; ( 2 ) the installed power of the unit can be reduced greatly by adopting the accumulator ; ( 3 ) variable frequency speed regulation ensures good energy saving effect, and the closed oil circuit requires less hydraulic oil ; ( 4 ) a bi - directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit
新型機具有4個技術特點: ( 1 )由於活塞柱塞式液壓缸的特殊結構和液壓蓄能器的配合使用,在平衡抽油機大部分載荷時,不需另外增加配重,可減小抽油機體積、質量和佔地面積; ( 2 )抽油機下沖程時,與活塞柱塞式液壓缸相連接的蓄能器吸收能量,上沖程時儲存在蓄能器中的能量補充載荷上行所需的能量,大幅度降低抽油機裝機功率; ( 3 )利用變頻容積調速節能效率高,閉式油路節省液壓油,同時大大減小液壓泵站的體積; ( 4 )在閉式油路中採用雙向液壓鎖可使抽油機的啟停更加平穩、迅速,其工作的穩定性和安全性更好。The signal processing software was developed by vc + + tools. the modules of the software including board controlling, signal input, data saving, figure display, statistic computing, filter design, spectrum analysis, etc. based on the experiment performed on the piston ring - cylinder bore wear tester, the friction force and max scuffing load under different liquid - solid lubrication ( the solid concentrations are 0 %, 0. 02 % and 0. 1 % by weight, the type of particles are mos2 and udp ) is investigated in this thesis
然後,以內燃機中的活塞環-缸套摩擦副為目標,在活塞環-缸套摩擦副實驗臺架上進行模擬實驗,考察在不同二相流潤滑(潤滑油分別為純潤滑油、含納米級金剛石粉( udp ) 、二硫化鉬粉( mos _ 2 )的濃度為0 . 02和0 . 1的液-固二相潤滑油)條件下摩擦副的摩擦力及極限擦傷載荷的變化。Cbsa ( curved box girder structural analysis ) is programmed by this method in the environment of visual basic 6. 0 and it has friendly interface and visual forms for data input. it can analyze the loads including deadweight, prestressing force and temperature in curved box girder, output influence lines and load dynamically to calculate deformation and internal force
該程序採用visualbasic6 . 0編寫,具有友好的界面,可視化的數據輸入窗口,可以對彎箱梁橋的自重、預應力及溫度荷載等進行分析,並可輸出影響線,對彎梁進行動態加載,求解活載內力及變形。Results bone mass loses over 25 % relative to premenopause when the load descends 20 % due to fall of muscular strength and decrease of activities after menopause
結果婦女絕經后,由於肌肉力量的降低和活動量的減少而導致外載荷下降20 %時,骨量相對于婦女絕經前丟失25 %以上,產生骨質疏鬆。According to construction features of three - span prestressed concrete and continuous rigid frame box with v pier bridge, the paper demonstrates the shell finite element theories, c onstruct the spatial model, and researches its spatial stress and variable regularity under different loads including uniform load, concentrated load and prestressing force wire. morever, the paper studies vibratory modal of three - span prestressed concrete and continuous rigid frame box with v pier bridge, and sets about experimental investigation of the corresponding practical bridge
本文根據典型的三跨預應力混凝土墩連續剛構橋的特點,提出採用板殼有限元法計算理論,建立其空間分析模型,研究該橋在不同荷載(均布恆載、集中活載、預應力束)支承條件下的空間受力特性和變化規律:探討了典型三跨預應力混凝土墩連續剛構橋的空間靜動力特性及相應的振動模態;探索一般的平面理論預測值與實際空間效應的差異,並進行相應的試驗研究。The initial strain must be the optimum value obtained by multiple - trial method. 5. in the static analysis of the bridge model under live load, assuming a shifting concentrated load on the girder, analyzing the relation map of each section deflection and the location of the concentrated load, finishing the load - on of the worst - case live load, then the moment and deflection envelope diagrams of the girder were obtained
成橋模型建立后,在後續活載作用下的靜力分析必須首先在主樑上作用移動集中荷載,分析主梁各斷面的活載撓度與集中荷載作用位置關系曲線圖,完成最不利活載的加載,從而最後得到懸索橋主梁的彎矩包絡圖及撓度包絡圖。In formerly static strength tests, no attention was paid to the process of test load. according to their experiences, experimenters adjusted pressure in actuator only by hand to control the test load value and the load value was read from instruments
早期的靜力試驗對加載過程沒有嚴格的要求,所以當時的液壓加載方式由試驗人員直接調整供油壓力,改變液壓缸內的油壓,控制活塞桿輸出的集中力載荷。The content includes the study on the fatigue performance of the plexiglas, the compiling of the load spectrum of the canopy, the study on the evaluation of the fatigue life of the canopy glass, the study on the allowable limit of the scratch on the canopy glass and the study on the analysis method of the dynamic response of the bird impact on the aircraft windshield
所涉及的內容包括:有機玻璃疲勞性能研究、活動艙蓋載荷譜編制、座艙玻璃疲勞壽命估算方法研究、座艙玻璃劃傷故障容限研究、飛機風擋鳥撞動響應分析方法研究等。根據活動艙蓋載荷特性,提出用壓力傳感器測量活動艙蓋載荷的方法,並首次實現了活動艙蓋載荷譜飛行測量。分享友人