脆損 的英文怎麼說
中文拼音 [cuìsǔn]
脆損
英文
tendering-
Dropping bruise fragility and bruise boundary
跌落損傷脆值及損傷邊界Defense energetic materials - safety, vulnerability - friability
軍用高能材料.安全與易損性.脆性Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials ， work - piece materials ， amplitude ， machining load ， slurry concentration ， tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg
文摘:通過以wedg放電加工手段製作微細超聲加工用工具，在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗，來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響，為微細超聲加工技術的實用化提供參考依據。The effect of borided layer at low temperature on wear resistance and brittleness of borided layer for steel 45 was studied by means of wear test, brittleness test and anode polarization measurement
通過磨損試驗、脆性試驗和陽極極化曲線的測試，研究了低溫滲硼對鋼滲硼層耐磨性、脆性和耐蝕性的影響。Three - dimensionally braided structural composites have distinct structure that is fully integrated, continuously spatial fiber - network impregnated with ductile material. the new innovative materials have not plies as conventional composites have, and put an end once and all to low interlaminar strength showing in laminate materials. because of their enhanced stiffness and strength in the thickness direction, near - net - shape design and manufacturing, superior damage tolerance and specified aerospace function, the braided composites are gaining more and more attention of industry and academia
三維編織結構復合材料是完全整體、連續、多向的紡線（纖維束）的網路，充填以延性材料，這類新材料已失去通常復合材料的層合板概念，由此，層合板復合材料層間脆弱的致命弱點在編織結構復合材料中得到克服，所以編織結構復合材料具有高的強度和剛度（包括在厚度方向） ，接近實際形狀的製造，高的沖擊韌性、高的損傷阻抗，和按實際設計要求的特定的航空航天方面的使用功能，因而廣泛地受到工業界和學術界的關注。Among these physical properties are appearance, wear resistance, hardness or brittleness, residual stress, porosity, thickness, and deposit uniformity.
這些物理性能有外觀，抗磨損性，硬度或脆性，殘余應力，孔率，厚度和沉積層的均勻度。The knowledge on the properties of used materials is urgently needed for reasonable life - prediction and life - distribution. as cylinder bolts are concerned, they often rapture at the first tooth - root resulting from lower high temperature strength of their material and higher stress. since bolts operate at high temperature environment, creep skew and damage causing their failure are important factors that can not been neglected
就汽缸螺栓而言，由於螺栓材料的高溫強度偏低，預緊力過大，常常在螺栓的第一齒根部位發生蠕變脆性斷裂，因其長期在高溫環境下工作，蠕變變形和蠕變損傷是其失效的一個不可忽略的重要因素。Public benefits which looks strong and big in appearance but fragile in essence is facing increasingly the latent threat that turn worse with physically of damage
貌似強大實質卻異常脆弱的公共利益正面臨著日益加劇的潛在威脅或實際的損害。Formation of damage variable critical dc is given by. this dissertation, dc increasing with the increase of n, that is to say, the damage critical of tough materials is greater than that of brittle materials
文中給出了損傷變量臨界值d _ c的表達式，隨著n的增加， d _ c增加，即對于韌性材料，它的臨界損傷值要大於脆性材料的臨界損傷。The research of high performance pavement concrete ( hppc ) is done in two sides. one is mixture design, the other is pavement performance. the mixture design and design flowchart of hppc is given on the base of nc with the consideration of characteristic of both hppc and nc. the grow law, influencing factor and formation mechanism of hppc strength is analisised by perpendicular experiment. in the same, the fatigue equations are set up for hppc and hppc i on the base of fatigue experiment. the fatigue mechanism of hppc is analysised by damage mechanics and fracture mechanics. brittleness, frost resistance and abrasion resistance of hppc is researched with the camparition to nc i. at last, the economic analysis of hppc is done by two kinds of way
結合高性能混凝土與普通路面混凝土的特點，提出了建立在普通路面混凝土基礎上的高性能路面混凝土配合比設計方法，給出了設計流程；通過正交試驗（強度試驗） ，分析了高性能路面混凝土的強度發展規律、影響因素與形成機理；同時，根據疲勞試驗結果採用雙參數weibull分佈模型分別建立了高性能路面混凝土和高性能路面混凝土（沒有摻加硅粉）疲勞方程，應用損傷力學和斷裂力學，分析了高性能路面混凝土的疲勞機理；並採用了對比分析方法，研究了高性能路面混凝土的脆性、抗凍性和耐磨性等。Osteoporosis is a bone - thinning disease that disfigures and debilitates millions of middle aged and elderly people around the world, most of them women
骨質疏鬆是一種以骨量減少、骨的顯微結構受損、骨骼脆性增加為特徵而發病於世界上數以萬計的中、老年群體中的疾病，尤以婦女居多。This is gravely immoral and in open contradiction to the principle, recognized also in the united nations convention on the rights of the child, that the best interests of the child, as the weaker and more vulnerable party, are to be the paramount consideration in every case
這是極嚴重的不道德行為，公然違反了聯合國兒童權利公約所認同的原則，兒童既是脆弱和容易受損的一群，應常以他們的最大福利作最重大的考慮。These and other pollutants affect human health, damage fragile ecosystems, reduce visibility, and even damage property
這些污染物影響著人類的健康，破壞脆弱的生態系統，降低可見度，甚至造成財產的損失。The proposed wear mechanisms of the materials without oil lubrication were the followings : the wear mechanisms of the ferroalloy are adhesive wear, abrasive wear, and some oxidation wear. the wear mechanisms of the composites are abrasive wear and the brittle peeling off. the abrasive wear and the brittle peeling off incr eased with the increase of sic particles content in the composites
在無潤滑條件下，通過對磨痕形貌的觀察，認為鐵基合金的磨損機理主要是粘著磨損和磨粒磨損，同時伴隨有一定程度的氧化磨損；加入sic後主要是磨粒磨損和脆性剝落，且sic越多材料的脆性剝落越嚴重。Maximum strength formula. provides the highest level of pretein cross - linking for harder, longer, stonger natural nails ldeal for weak, damaged nails
特點= =加強配方，豐富蛋白質膠原分子，可令脆弱，易損壞的指甲更健康The multi - purpose tester developed here is aim at testing the mechanics performance of the brittle material, which bases on modular design thought, it contains several modules as the machinery load component, platform of supporting, the function modules and the software system, they can be combined in different function modules to satisfies the need of different application situation. the tester can be used to measure not only general material properties such as elastic modulus, ultimate strain, strength, hardness and toughness, fatigue properties but also various special properties such as the local strength, and surface residual stress at the different location of the brittle component with non - destructive methods. thus the security and reliability of the brittle component can be evaluated and predicted
本文基於模塊化設計思想，研製了一臺專門針對脆性材料力學性能測試的多功能脆性材料試驗儀，其主要包括機械加載模塊、支撐平臺、功能模塊、測控系統、軟體系統等模塊，通過對這些模塊的不同組合可實現不同的功能及滿足不同應用場合要求;系統除了具有測試脆性材料的彈性模量、極限應變、強度、硬度、韌性等常規性能外，還具有無損測試玻璃構件不同位置的局部強度和表面預應力，進而對玻璃構件的安全可靠性和壽命進行預測等功能。Based on the damage evolution formation depicted by kachanov of brittle materials in unitary stress state, in this dissertation, the constitutive equation of nonlinear damage material is given, macroscopically, on the assumption that damage variable is exponential relation to strain, d = ( gy i k ) ", where g is the shear module, k is the damage module and the y is the effective strain, d is damage variable and n is hardening exponent
在kachanov描述的一維應力狀態下的脆性材料的損傷演化模型的基礎上，文中給出非線性損傷材料的本構方程，唯象地假設損傷變量與應變成冪次關系， d ~ * = （ g / k ） ~ n ，其中g為剪切模量， k為損傷模量，為有效應變因子， d為損傷變量， n為硬化指數。16 hanbali a a, altman e, nain p. a survey of tcp over mobile ad hoc networks. available at http : www. inria. fr rrrt rr - 5182. html, may 2004. 17 jain s, lv y, das s r. exploiting path diversity in the link layer in wireless ad hoc networks
我們指出，這些非擁塞因素包括易損耗的無線通道mac層中的過度競爭和不公平接入節點移動脆弱的路由協議不適合的擁塞窗口不對稱路徑。And the peculiar permeability water is raised moistly, can permeate dry up the fragile hair, nourish color take place after dyeing, make hair to be color vivid and beautiful effectively, make it avoid damaging
而且特有滲透性水養滋潤，能滲透乾枯脆弱的發絲，滋養染后彩發，有效令發色生動亮麗，使之免受損傷。Although the flowers were recently moved away from the main staircase ? where the vibrations from visitors ' feet were quite intense ? they have suffered damage over time
盡管這些脆弱的花朵最近已被移往離主梯較遠的地方，以遠離遊客步伐引起的劇烈震動，但經年累月下來有些早已受損。分享友人