塑性強度 的英文怎麼說
中文拼音 [sùxìngqiángdù]
塑性強度
英文
plastic strength-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。It can produce fine plasticity, coacervation, and it will surround the mound and shaping, it is strong enough to keep its shape after through off the mold. so that it is easy to pour hot metal liquid
能產生良好的可塑性,能圍繞模子成型,並在去條模子后具有足夠的強度保持其形腔,便於灌金屬熱液。Effective approaches of forming & refining cc is also presented correspondency. this paper, taking xibei group as an object of study, discusses cc in detail using the method of quantitative & qualitative analysis, theory & practice analysis, enriches the theory related cc, establishes a set feasible indicator system of cc evaluation, presents some effective approaches to form & improve cc. the research conducts in this paper is also useful for other enterprises
本文運用比較分析、系統分析、定性與定量分析、理論與實踐分析等方法,以西軸集團為研究對象,對核心競爭力做了深入研究,豐富了有關企業核心競爭力的理論;建立了一套可操作性強的評價指標體系,一定程度上彌補了核心競爭力知識在此方面的不足,為核心競爭力的量化做了有益探索;提供了一些有效的培育和提升的途徑和方法,對那些可望塑造核心競爭力的企業具有參考價值。High - strength thermoplastics tpu stability slice, specially designed for badminton sports, is used in the lateral heel of the shoes. it prevents accidental evagination and provides the stability of movement
針對羽毛球運動特性,在鞋後跟外側裝置了由高強度熱塑材料製成的tpu穩定片,提供側向移動時的穩定性,防止外翻。The internode length, branching intensity and branching angle exhibited plasticity
天然臭柏匍匐莖的間隔物長度、分枝強度和分枝角度具有可塑性。Reaction. put it pad to the within of pumps and valves, not only conquer the shortcoming of intensity laigh of the fluorine plastics stuff but also ravel out deficiency of bad capability
將其內襯于泵閥內壁,既克服了氟塑料材料強度低的缺點,又解決了泵閥主體材料抗腐蝕性能差成本高的不足。5 ) the 3 - d geometry and finite element model of the assembly of the optimized obturator of the breech mechanism is set up in terms of the optimized structural parameters. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the optimized obturator of the breech me chanism is performed
利用優化后的結構參數建立了優化后炮閂閉氣結構的裝配體三維幾何實體模型和有限元模型,對優化后的炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析。The hemicelluloses and pectic substances interact with the cellulose microfibrils of the cell wall to give extra strength and at the same time retain some plasticity
半纖維素和果膠質與細胞壁中的纖維素微纖絲相結合,這樣就具有了較大的強度同時還可以保持一定的可塑性。The structure ( fabric and bond ) and structural strength of natural sedimental clays, and the difference and describing methods between natural clays and reconstituted clays are investigated
摘要調查了天然沉積粘土的結構性(組構和膠結) 、結構強度、表述方法以及與重塑土的差異。According to roof safety factor of 1. 2 for the mined - out area, minimum safety roof thickness at different rock in various span mined - out area was calculated by flac software, which transfixion of plastic zone was taken as criteria of roof breakage by using strength reduction technology and dichotomy theory
摘要利用強度折減技術和二分法原理,以塑性區的貫通作為頂板破壞的標準,當采空區頂板的安全系數等於1 . 2時,利用flac軟體計算得出各種跨度空區在不同巖層中的最小安全頂板厚度。The result showed the difference of mechanical properties of hsla steel results from the troostite and banded structure which are closely relative to mamgamese content
結果表明屈氏體組織以及帶狀組織是造成低合金鋼板強度、塑性差異主要原因,而屈氏體組織、帶狀組織的產生和錳含量有很大關系。The anti - wearing property of chme steel is 15 percent to 35percent higher than zgmnl3, which is a widely used anti - wearing steel. the reason of the excellent mechanical properties and anti - wearing property of chme steel is that the heat treatment sturcture of chme steel is composed of tempered martensite, bainite, temper troostite, remaining austenite and carbonide
磨面分析表明, chme鋼基體高強度,高硬度、良好的強韌性配合和碳化物硬質點的彌散分佈,磨痕細短淺小,擠塑變形區細小均勻,抵抗沖擊滑動累積塑性疲勞能力強,是其耐磨性比zgmn13高的原因。Viscous pressure forming ( vpf ) is a new sheet flexible forming process developed in 1990s, which is suitable for the forming of high strength, low plasticity and difficulty deformation materials and has wide application in automotive manufacturing and aeronautic industry
粘性介質壓力成形( viscouspressureforming , vpf )是20世紀90年代提出的一種新的板材軟模成形技術,適合於低塑性、高強度、難變形材料復雜形狀件的成形,在航空航天、汽車製造等工業領域有著廣闊的發展空間。It is found that the electric, field improves elongations in 2090 and 2090 + ce alloys markedly, especially in 2090 alloy, but has little effect on strengths. at the same time, the electric field lessenes percentages of intergranular delamination and increases transgranular fracture and microscopic plastic deformation. besides, the electric field makes both average particle size and its distributing range of 8 " phase smaller, and reduces the half width of pfz in aged alloys
研究表明:固溶電場可顯著提高2090合金及2090 + ce合金的延伸率,尤其是對2090合金,但對強度則無明顯的影響;同時,固溶電場減少合金的沿晶分層斷裂比例,並增加穿晶斷裂及微區塑性變形;固溶電場還使合金時效后相顆粒的平均尺寸減小、尺寸分佈范圍減小,並使pfz的寬度減小。The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron
採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構變化, uhmwpe存在下pp發生晶型轉變、結晶度降低和晶粒尺寸減小;彈性材料wtr抑制pp塑性變形,碾磨導致分子堆積有序區域膨脹,晶面間距增大,結晶度下降;剛性材料金屬鐵與pp產生強烈摩擦,加快晶粒細化,晶格破裂導致非晶化。In recent years, the pushover method is much more applied by the scholars and engineers for its clear concept and simple usage. up to now, reinforced concrete frame buildings are still used widely in industries and civilian constructions owing to its merits
近年來,由於pushover方法原理清晰、編程簡便,並且能在相當程度上給出強震作用下結構物的彈塑性反應過程,因此,已經越來越得到學術界和工程界的認可。Fiber reinforced plastic rebar ( frp ) is a new composite, which is composed of fiber acting as reinforced material, synthetic resin acting as matrix, and some adequate auxiliaries, and is formed through a pultrusion process and necessary surface process. it has a high strength to weight ratio, excellent non - corrosive characteristic, fatigue - resistant characteristic, strong designability and magnetic neutrality, so it can be used in the applications with special performance requirements or where reinforcing bars are subjected to severe chemical attack
纖維增強塑料筋是以纖維為增強材料,以合成樹脂為基體材料,並摻入適量輔助劑,經拉擠成型技術和必要的表面處理所形成的一種新型復合材料,具有比強度高、耐腐蝕性能好、可設計性強、抗疲勞性能好、耐電磁等獨特優點。The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine
實驗結果表明,經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h , ac或815 1h + 700 8h , ac熱處理后,焊接區組織過渡均勻,可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ,而在600拉伸時高於tc11合金,獲得強度、塑性、硬度均令人滿意的綜合性能,且是一條可行的工藝路線。After the batch tests, geotechnical characteristics of cation contaminated clay are studied. it is found that adsorbed cation can induce significant changes in the mechanical properties of clay. : to determine diffusion parameters of cations through clay, some laboratory tests are carried, out via horizontal and vertical diffusion tests
在粘土吸附性的基礎上,對粘土吸附污染物離子后的基本土工特性(塑性、滲透性、強度等)進行試驗研究,總結了粘性土在滲濾液的長期作用下其土工特性的變化趨勢。Air respiration shield is made by ploy carbonic acid injection material for its looking glass, so it does not allow wide range of eyesight but also no easy to break but to use
空氣呼吸面罩採用聚碳酸脂材料注塑料而成的臺柱面窗,不僅視野大,而且有良好的透光性,強度高,牢固耐用。分享友人