硬化應力 的英文怎麼說
中文拼音 [yìnghuàyīnglì]
硬化應力
英文
cure stress- 硬 : 形容詞1 (堅硬) hard; stiff; tough 2 (剛強; 堅定; 強硬) strong; firm; tough; obstinate 3 (勉...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 硬化 : 1 (變硬) harden; stiffen; stiffening; indurascent; ossification; cure; curing 2 [醫學] (組織變...
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The development of of coronary atherosclerosis reduces the capacity of the vascular bed adapt to hypoxic stress.
動脈硬化的發展降低了血管床適應血氧壓力的能力。Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation
為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force
在綜合研究危巖上的各種作用之後,本文提出了危巖的形成和破壞機理:硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層,結構面的的存在是危巖形成的地質基礎;地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用;重力、水壓力、地震力是危巖崩塌的主要荷載。The effects of baking temperature, baking time and prestrain on the bake hardenability and dent resistance of isotropic sheet steel and bh sheet steel produced by batch annealing were studied
摘要研究了烘烤溫度、烘烤時間和預拉伸應變量對罩式爐退火工藝生產的各向同性鋼的烘烤硬化性的影響,並與力學性能相當的冷軋烘烤硬化鋼進行了對比。It can be noticed that both r and t specimens show initial hardening and subsequent softening at the strain amplitude higher than 0. 8 % and cyclic softening from the beginning to fracture under strain amplitude less than 0. 8 % at room temperature, and the cyclic flow stress was always lower in r specimen than in t specimen at the same strain range
且在相同的應變幅下, t向試樣比r向試樣具有更高的循環流變應力。此外,對r向及t向試樣,低應變幅下呈現出循環軟化現象是因為晶粒旋轉導致循環軟化;而在高應變幅下發生循環硬化是由於孿晶作用的結果。The experimental results is shown as followings : ( 1 ) the cyclic flow stress - strain curves in an incremental step test could be expressed as the power law relation : ( 2 ) when the strain amplitude is lower during cyclic deformation tests under constant strain control, softening firstly appears, then gradually hardens with the increasing numbers of cycle ; when the strain amplitude is higher, hardening firstly appears, then gradually softens
試驗結果表明: ( 1 )循環流變應力與應變的相互關系曲線均符合冪律關系式: ( 2 )在室溫下進行恆應變幅循環變形過程中,當所控制的應變幅較小時,該材料首先出現循環軟化,之後隨循環周次的增加直至循環失效前該材料出現了硬化現象。當應變幅較大時,該材料開始出現硬化,然後隨循環周次的增加才出現軟化。The triaxial shear test of the original loess is carried out and the ct scanning is ongoing at the same time. combining images and data of the ct scanning with the stress - strain curve, the course of soften dehiscence damage and harden yield damage is explained by means of damage theory
進行了原狀黃土的三軸剪切試驗過程中的ct掃描,結合ct圖像、數據與應力應變曲線,利用損傷理論方法解釋了軟化開裂破壞和硬化屈服破壞過程。It is high performance concrete of low water - binder ratio. with its own gravity and without any vibration, it can fill up the space automatically. with high adding quantity of fly ash and slag, high quality water reducing agent and other compound admixture is the most important technology of this kind of high performance concrete. scc focus on high workability at the same time on high strength and high durability through choosing the composite of aggregate, additives, content of cementions material, admixture reasonably and the optimum design of mix proportion
本文研究了採用吉林省本地原材料和常規生產工藝配製c40自密實混凝土的製作技術,採用水膠比、粉煤灰摻量、砂率、膠凝材料總量四個因素進行配合比的正交設計,試驗分析了自密實混凝土拌合物的工作性以及硬化后的力學性能、耐久性和生產與施工注意事項,並對其經濟性做出了客觀評價,本次試驗為吉林地區自密實混凝土的推廣應用提供了數據基礎。The tested materials include ( 100 ) silicon wafer, ( 110 ) silicon wafer, poly - silicon thin film, dry oxidized silicon dioxide thin film, wet oxidized silicon dioxide thin film, lto thin film, standard lpcvd silicon nitride film, low stress lpcvd silicon nitride film, alumni nitride film, zinc oxide film etc. in the nanoindentation experiment of the single crystal silicon, two different mechanical phases are observed at different indentation depth
用納米壓入法對( 100 )單晶硅及( 110 )單晶硅、多晶硅薄膜、干氧薄膜、濕氧薄膜、 lto薄膜、標準氮化硅薄膜、低應力氮化硅薄膜、氮化鋁薄膜、氧化鋅薄膜等重要材料的楊氏模量和納米硬度進行了系統地測量。報道了單晶硅在壓入過程中觀測到的兩個力學相的變化。Determination method of the damage threshold stress and damage threshold strain is given, six kinds of damage variables ( which are across isotropy effectual elastic modulus damage variable, simple effectual elastic modulus damage variable, density damage variable, volume damage variable, volume density damage variable and area density damage variable ) are defined, evolution curves and evolution equations of harden yield damage are obtained
提出了損傷應力和應變門檻值的確定方法,並定義了六種損傷變量(即橫觀各向同性有效彈性模量損傷變量,簡單有效彈性模量損傷變量,密度損傷變量,體積損傷變量,體積密度損傷變量和面積密度損傷變量) ,在此基礎上得出了硬化屈服損傷過程中的損傷演化曲線和演化方程。The result shows that under the effect of repeated impact load, the stress wave produces reflection in the metallurgical junction plane between coating and basal body, and forms stretch wave causing longitudinal split and angle split of coat ; the microcosmic spot pitting and deep layered peeling off occur in coating surface due to stress concentration ; the energy accumulation of impact loading causes rigidity variation and plastic deformation
結果表明:在多沖載荷作用下,應力波在塗層和基體的冶金接合面發生反射,形成拉伸波造成塗層的縱裂和角裂;在塗層表面由於應力集中,塗層表面發生微觀點蝕和深層剝落;沖擊載荷能量的積累,造成塗層試樣硬度變化和塑性變形。Abstract : based on the data obtained from field observations and deformation monitoring, this paper deals with the deformation and failure of a double - decked slope composed of soft rock strata in its lower part and hard - brittle rock strata in its upper part. it is demonstrated that the deformation of this kind of slopes is always initiated by the non - homogeneous rheological compression of the lower soft rock strata, leading to the tension fracture and toppling of the upper hard rock strata, and at last the sliding of the whole deformed body will be caused by the shear failure along the stress - concentration zone in the lower soft rock mass under the actions of the gravitational loading and infiltration water
文摘:以現場考察和變形監測資料為依據,探討一個下部有軟弱基座,上部為硬脆性坡體的「二元結構」邊坡的變形破壞問題,揭示這類邊坡的變形總是以下部軟弱巖體的不均勻壓縮流變為先導,進而引起上部硬脆性坡體的拉裂與傾倒,最終通過滲入水的作用,使下部承載狀況已進一步惡化了的軟弱巖體,沿剪應力集中帶發生剪切破壞而導致整個變形坡體的下滑。Making sensitive material : made in non - sulfur vulcanization system with the formula : epdm 100kg, dicumylperoxide ( dcp ) 2kg as cross - linking agent, stearic acid 1kg as processing aid, oxidized zinc ( zno ) 3kg as accelerant, wax oil 10kg as lubricant ; and made in vulcanizing condition : vulcanizing temperature 170 c, vulcanizing time 15minutes, vulcanizing pressure 3 mpa, the vulcanized epdm is optimal sensitive material for petrol. the sensing head equipped with the vulcanized rubber possesses two qualities : better swelling response and better anti - interfere against temperature variation
敏感材料的制備:用無硫硫化體系;配方為:生膠100kg , dcp2kg ,硬脂酸1kg , zno3kg ,石蠟油10kg ;硫化條件:硫化溫度170 ,硫化時間15分鐘,硫化壓力3mpa ,制備的硫化橡膠對汽油的監測較理想,用其裝備的傳感頭不僅有較好的溶脹響應性能,而且有很好的抗溫變干擾能力。Lagrange wave speed in the release process was computed from the measurement, and result shows a good agreement with the data in literature. furthermore from the lagrange wave speed, the stress - strain relationship in the release process was calculated using the impedance match solution. comparison of the stress - strain with the fluid elastic - plastic model indicates that ofhc copper exhibits a clear work - harden behavior during the release
根據界面粒子速度剖面,計算得到了卸載過程中lagrange聲速隨界面粒子速度變化的關系,所得結果與文獻給出的數據符合很好;其次,利用阻抗匹配近似,計算分析了無氧銅卸載過程的應力-應變關系,並與流體彈塑性模型進行了比較,結果表明:無氧銅的卸載過程存在明顯的應變硬化效應。All of our products are manufactured with advanced chemical techniques high class directions for producing and part of raw materials imported from other countries and through strict quality management. at the same time, with a view to protecting environment and customer s health, all of raw materials we apply are environment - protecting, low or no noxious. we band ourselves to most advanced producing techniques for our customers
本公司生產的br - bt表調劑具有表調效果好,處理面積大1500平方米公斤,穩定性高,抗硬水能力強等優點,與各種配方的鋅系磷化液均有優良的配伍性,適合於噴漆噴塑電泳的前處理,已大量應用於汽車冰箱空調自行車等行業,獲得廣泛好評。The model can be used to satruated structural k0 normally consolidated clay. we can describe initial anisotropy ( k0 - consolidation ) by hardening differently, describe the structure of saturated structural k0 - consolidated loess, and describe the dilatancy. we can describe the main mechanical behaviours of saturated structural k0 - consolidated loess well by the model
本文模型能較好地適用於初始狀態為k _ 0固結狀態的正常固結或弱超固結飽和結構性土,描述了初始應力各向異性(如k _ 0固結)的不等向塑性體變硬化,描述了飽和結構性k _ 0固結黃土的結構性,描述了剪縮性。Tenacity and abrasively of high - intensity alloy steel body strengthened by balanced hardening treatment and stress removal
高強度合金鋼本體,經均衡之硬化處理及應力消除,強化本體韌性及耐磨性。Toolox44 belongs to the low residual stress tool steel with hardening and high tempering
Toolox44是經過硬化高溫回火的低殘余應力工具鋼。Strain hardening capacity
應變硬化能力Work hardening stress
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