沖應力 的英文怎麼說
中文拼音 [chōngyīnglì]
沖應力
英文
blow stress-
2 transmission of longitudinal stress wave in non - defect pipeline excited by axial symmetry impact has been studied by the numbers
2 、對無缺陷管道中受軸對稱沖擊載荷下激勵出的應力波進行了較為系統的實驗研究。Tensile tests of carbon filament yarn shows at high strain rate that the mechanical behavior of carbon fiber bundles are insensitive to strain rate, i. e., the failure stress strain and elastic modulus are not increased with the rising of strain - rate. however, the fractograph of carbon fiber is rate - dependent. the fractograph of carbon will become smooth from coarse as the strain rate increases
通過對碳纖維束的沖擊拉伸試驗表明，雖然碳纖維束的力學性能與應變率基本上是不相關的，即隨著應變率的增大，碳纖維束的初始模量、破壞應力及其失效應變都變化不大，但碳纖維束的破壞斷口與沖擊拉伸實驗的應變率密切相關。Sodium metasilicate has strong alkalinity and good buffering capacity. it can neutralize acidic dirt, emulsify grease and oil, and provide corrosion proofing to metals. it is a basic material for the detergent industry, widely used in domesticindustrial detergent, food cleaner, metal cleaner, washing carbonated drink bottles, printing aid for textile, deinking recycled paper, etc
偏硅酸鈉具有強堿性，去污力強，緩沖能力大，可中和酸性污物，使脂肪和油類乳化，對無機物有反絮凝作用，對金屬有防腐蝕作用，是洗滌業不可替代的原料，廣泛應用於家庭洗衣粉、工業洗滌劑、食品清洗劑、金屬清洗劑、酒瓶清洗劑、除油紡織印染助劑及紙張脫墨劑等。The dynamic sif variation was found to lag behind the stress-pulse impingement by several microseconds.
人們發現，動態應力強度因子的變化滯後於應力脈沖沖擊幾微秒。With the wide application of carbon / phenolic composite in spacecrafts and missile hulls, the prediction of dynamic response or internal damage of structures subject to explosion, impact or the shock wave induced from the sediment of high - energy particle beam and the evaluation of capability of composite in defending stress wave, aroused the study of the constitutive relation and the characteristic of stress wave propagating
隨著碳酚醛在航天飛行器結構及導彈殼體中日益廣泛的應用，預測結構受到爆炸作用、沖擊或由於高能粒子束在其表層大量沉積而產生的應力波所引起的動態響應及內部損傷，以及對其防護應力波的性能進行評估等，都需要對碳酚醛的本構關系以及應力波在其中的傳播特性開展研究。The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation
高壓旋噴注漿技術具有適用范圍、適用地層較廣，施工方便，耐久性好，材料廣闊等特點；其加固地基機理主要是通過流動壓、噴射流的脈動負荷、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基，從而提高地基承載力，減少沉降變形。Smooth tempered glass is manufactured by heating up float glass to swiftly and uniformly, with this special heat treatment and quenching process which increases glass strength up to four to five times vs, annealed glass, in case stresses beyond its capacity, smooth tempered glass simply disintegrates into innumerable small pieces, significantly reducing the risk of serious injury
鋼化玻璃是將浮法玻璃經過物理性淬火處理，使其表面形成均勻的壓應力，而內部則形成張應力，從而有效的提高了玻璃的抗彎和抗沖擊性能，強度達到了普通玻璃的3 - 4倍，當其破碎時則分裂成均勻純角不易傷人的小顆粒，使其成為一種現代生活中理想的安全玻璃。3. polyethylenimine ( pei ), a water - soluble cationic polyelectrolyte, has been extensively used as a deformable and mobile substrate for a biomembrane for it high transfection efficiency of chemical - based delivery systems. what ' s more, pei is good buffer in physiological environment ( ph < 9 )
3 、聚乙烯亞胺（ pei ）是一種陽離子型的聚合物，由於它在動植物細胞內優良的轉染效率，而被廣泛的應用，並且在生理環境下（ ph 9 ）它具有很強的緩沖能力。In chapter 2, based on generalized characteristics theory, characteristic analysis is carried out on the problem of stress wave propagation in orthotropic fluid - saturated porous media under longitudinal impacting
在第2章中，根據廣義特徵理論，對正交各向異性液飽和多孔介質在縱向沖擊載荷作用下的應力波問題進行了特徵分析。A comparison of the electric field distribution in cable terminations with several different stress control tubes is investigated under impulse voltage
利用暫態有限元方法分析了含不同應力控制管時的電纜終端沖擊電壓下的電場分佈。The result reveals that the stress control tube comprising a composite structure of the nonlinear resistive and capacitive material shows the best performance in uniforming the electric field distributions in cable terminations under impulse voltage
分析結果表明，在沖擊電壓下電纜終端採用由電容性和非線性電阻性材料復合絕緣結構的應力控制管時，電場分佈最為均勻。Abstract : incompatible element nh11 and hybrid stress element 18 were employed to analyze rock burst occurring in coal face 9108 of sanhejian coal mine. compared with the results from ansys, the two optimized fems can execute more accurate numerical simulation in the research of rock burst as well as other rock problems and lessen the errors from inaedquately meshing in huge calculations due to the limitation of labor and computer time. in addition, the criterion of averaged generalized stress rate was proposed and used to determine the site and moment of rock burst. the given conclusion is in accordance with the face of coal face 9108 very well
文摘:利用優化非協調元和雜交元分析了三河尖礦沖擊礦壓，並與ansys程序的計算結果進行了比較.認為優化有限元在沖擊礦壓乃至巖石材料的數值模擬中能給出更為精確的結果，也可減小大型計算中由於人力、機時所限粗分網格產生的誤差.分析中，採用了廣義平均應力率準則來判斷沖擊點位置和沖擊時刻，所得結論與實際情況吻合The interaction of stable plane wave and electromagnetic pulse fields with human body is studied in this paper based electric field stress
本文從電場應力的角度研究穩態平面波和脈沖波對人體的作用。The meso - cenozoic evolution of bachu fault - uplift is closely related to its south and north subsiding foredeep. under the background of indian plate subducting under asia - europe plate, bachu forebulge was greatly affected by the development of southwest depression and awati depression. almost all of its structure reversed, and as a result of it, both of its south and north boundary migrated. according to its evolution history and its feature, the authors tentatively use both - side migration model to interpret the evolution of compound forebulge. since triassic, almost all the spheres above lithosphere synchronously became flexure. because transpressional stress field became increasingly strong, bachu forebulge continued uplifting and big faults formed. then, bachu uplift, as a whole, slipped upward along those big faults and showed migrating toward thrust zone in plane. in tectonic tranquility, the lithosphere bounded back and in consequence of it, bachu uplift slipped down and showed migration toward craton, at that moment negative inversion structures developed. while the forebulge migrated toward its south and north foredeep, it was very possible that locally extensional stress appeared in the forebulge
在印度板塊向歐亞板塊俯沖的大背景下，巴楚前緣斷隆受西南坳陷和阿瓦提凹陷的影響，新生代時構造體制發生反轉，邊界向南北遷移。根據其發育過程特徵，作者用復合前緣隆起兩端遷移模式對復合前緣隆起獨特的構造發育史進行了解釋：即三疊紀以來巖石圈各圈層同步撓曲變形。隨著擠壓應力場的增大，巴楚隆起在撓曲基礎上不斷抬升，形成幾條大型斷裂帶。Fgm has many superior properties such as eliminating interface crack between the two materials, reducing the thermal and residual stress, thermal barrier, thermal shock resistance, anti - corrosion, increasing the bonding strength and toughness, high - temperature strength ( to 2000 c ) etc., as compared with traditional composite materials
它較目前廣泛使用的隔熱性耐熱復合材料有許多優點，如可以消除材料間的界面，緩和熱應力，具有較高的機械強度，抗熱沖擊性和耐高溫性（達2000 ）等。In this step, first calculate the impulse press with the different triers, find out the influence of triers to the impulse press. then calculate the impulse press with the different pipeline system, hydraulic accumulator, supercharger and oil viscosity. at last, show the result in the forms of chart, also show the main character of the press curve
最後根據相應的數學模型進行模擬計算，先計算被試件在不同規格參數的條件下的脈沖壓力響應結果，總結出被試件對脈沖壓力波形的影響；再計算管道系統、蓄能器、增壓器和油液的粘度在不同參數的條件下對脈沖壓力波形的影響，以圖形的形式表示，並給出壓力波形主要特徵的計算結果。Eutectic composition should be adopted for high - cr white cast iron used under high - stress impact abrasion condition
摘要高應力沖擊磨料磨損時，高鉻白口鑄鐵應選共晶成分。Stress waves in soil under impact loading of explosive welding
爆炸焊接沖擊載荷下土壤應力測試According to the analysis of experiment on crack resistance of jetted piles under different pre - stress, it is concluded that the problem of cracks of pre - stressed jetted piles can be solved under proper adjustment of pre - stress
摘要通過在不同預應力作用下水沖樁抗裂性能試驗分析，提出對預應力做相應調整，能夠解決預應力水沖樁裂縫問題。Abstract : metal aluminium film em failure mechanism has been studied under pulsed stress, and the metal aluminium em reliability under pure ac stress has been discussed, a detailed spec - ification has been made about relative factor affecting test structures
摘要：對脈沖應力作用下金屬鋁膜的電遷移失效機理進行了研究，研究了純交流應力對金屬鋁膜電遷移可靠性的影響，對影響測試結構的相關因素作了詳細的描述。分享友人