表面拉力 的英文怎麼說
中文拼音 [biǎomiànlālì]
表面拉力
英文
surface tension- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 拉 : 拉構詞成分。
- 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...
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
- 拉力 : pulling; pulling force; thrust; traction; tension拉力表 draw bar [pull] dynamometer; 拉力測定儀 [...
-
The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section
混凝土表面溫度隨外界溫度波動而波動,但內部的導溫性能很差,所以在外界溫度驟降時將引起很大的溫度梯度,從而在厚度方向上拉應力發展很快,這極易引起全斷面拉應力發生。Unwinding roller is made of stainless composite piping material, which has the following advantages : ( smooth on surface, non - pilling, non - knotting, non - slip - stick, unity in unwinding expansion, good core - spunned result ), roller seat, driven chain, traction changing gear, adjustable bearing godet wheel, driven cover
退繞羅拉:採用不銹鋼復合管材料製作,該種材料具有以下幾種優點(表面光滑、卜掛絲、不纏絲、不打滑、退繞張力均勻、包芯效果好) 、羅拉托座、傳動鏈輪、牽伸變換齒輪、可調試軸承導絲輪、傳動防護罩。Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering
主要考察了老混凝土表面不同處理方式(刷毛面,鑿毛面,劈裂面) 、界面粘結劑類型(水泥凈漿,水泥砂漿, u型膨脹劑水泥漿) 、凍融循環次數等對新老混凝土粘結面劈拉強度的影響,以及凍融作用下新混凝土加氣對粘結面劈拉強度的影響。試驗結果表明,粗糙度對新老混凝土粘結性能有重要影響,隨著粘結面粗糙度的增大,粘結面劈拉強度不斷增加;界面粘結劑類型對新老混凝土粘結性能有一定影響,在凍融作用下, u型膨脹劑水泥漿粘結效果不如水泥凈漿和水泥砂漿;凍融循環對粘結面劈拉強度有較大影響,加氣能明顯改善新老混凝土粘結面的抗凍能力。It was newton's inspirited thought that this force might be the same as the familiar force that pulls objects to the surface of the earth.
牛頓富有靈感地想到,這個力可能和人們熟知的將物體拉向地球表面的力相同。Years ago for the devil of it flora manhood and snow tunks had pushed against another blacker door, padded and studded.
多年前純屬鬼使神差,弗洛拉曼胡德和斯諾滕克斯曾用力推開另一扇顏色更深,表面包皮,裝有飾釘的大門。The surface finish for the castings we can provide with are sa the following ; backing. zinc plating. chrome plating and nickel plating for the carbon steel and the low alloy steel castings ; tumbling. hand dull polishing. mirror polishing, electrolytic polishing and passivation treatment for the stainless steel castings and sandblasting. including glass bead blasting. corundum - sand blasting and quartz - sand blasting for all the steel castings
我公司有能力對鑄件表面作如下精整處理,對于碳鋼和低合金鋼,可以作發黑、鍍鋅,鍍鉻,鍍鎳處理,對于不銹鋼,可作研磨,手工拉絲拋光及鏡面拋光,電拋光,純化處理,所有鋼種可作噴砂(玻璃砂,鋼玉砂,石英砂)處理。The surface finish for the castings we can provide with are as the following : blacking, zine plating, chrome plating and nichel plating for the carbon steel and the low alloy steel castings ; tumbling, hand dull polishing, mirror polishing, electrolytic polishing and passivation treatment for the stainless steel castings and sandblasting, including glass bead blasting, corundum - sand blasting and quartz - sand blasting form all the steel castings
我公司有能力對鑄件表面作以下精整處理,對于碳鋼和低合金鋼,可以作發黑、鍍鋅、鍍鉻、鍍鎳處理;對于不銹鋼,可作研磨、手工拉絲拋光及鏡面拋光、電拋光、鈍化處理;所有鋼種可作噴砂(玻璃砂、鋼玉砂、石英砂)處理。Through direct pullout test, we examine the effect of the water to cement ratio, contend of steel fiber and silica fume on the bond behavior ; compare the bond behavior of two types of cfrp bars with difference surface treatment ( r1 bars and g1 bars ), and reprocess the one of inferior bond strength ; investigate the bond stress distribution along the bond length of cfrp bars, and assess the adequacy of some exist analytical models of bond - slip behavior to reproduce the experimental bond behavior
本文主要通過直接拉拔試驗,考察水膠比、鋼纖維摻量、硅灰摻量以及cfrp筋的表面處理類型等材料參數對粘結性能的影響,並對粘結效果較差的cfrp筋研究了表面處理方法,以提高cfrp筋與rpc的粘結性能;通過在cfrp筋表面粘貼應變片,測定了粘結應力沿cfrp筋埋長的分佈情況,並對現有的粘結滑移本構模型與試驗結果的擬合效果進行了比較。The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions
全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難,對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析,首次全面分析了非穿透裂紋端部場三維影響區范圍,給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解,並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。In this investigation carbon black - filled electrical conductive composites of poly ( ethylene terephthalate ) / polyethylene were first prepared through the single - screw melt - blended extrusion, then drawing, followed by the quenching and subsequent press molding. the relationships among the influencing factors including composition, hot stretching ratio and compatibilizer, morphology and properties of composites were systematically investigated. positive temperature coefficients effect and crystallization behaviors of composites were preliminarily analyzed
本文擬採用單螺桿熔融共混擠出?熱拉伸?淬冷的新的成型方法制備炭黑填充的pet pe復合導電材料,熱拉伸的目的是使材料的分散相( pet相)在加工過程中原位形成纖維,而炭黑基本分散在纖維中或纖維的表面上,使炭黑粒子間間距減小,形成更多的導電通路,從而提高材料的導電性能,同時保持或提高材料的力學性能。Testing of sandwiches ; tensile test perpendicular to the faces
夾層結構檢驗.垂直於表面的拉力試驗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。The results indicate that arctic fox wool, the angolan rabbit hair, the hair of nyctereutes ussurienusis mstscie with medulla cavity ' s density and breaking strength are small, but the angolan rabbit hair ' s superficial curl number is less ; the density of shanxi shep camel ' s hair is equal to wool and cashmere, the breaking strength and breaking elongation ratio are bigger than others
結果表明,有髓腔的北極狐毛、安哥拉兔毛、貉毛的密度和斷裂強度均較小,但安哥拉兔毛的表面捲曲數少;山西羊駝毛的密度與羊毛、羊絨相當,強力和斷裂伸長率較大,產品耐磨性較好。Mainly made of super - fine three - dimensional staple fibers and mixed with some polyester staples of low melting point and finished products scarcely containing glue materials. after being calenderized and ironed, the product get smooth surface, silk - like glittering effect, light and exquisite hand feeling, softness, heat preservation, good washing endurance, no distortion and leaking. it feels like down but with fine tenacity and is the best among all spray bond padding products
用超細三維中空短纖維為主要原料,配以部分低熔點滌綸短纖,成品含膠量極少,經過軋光燙平后,仿絲綿表面平整、有絲光、輕薄、手感細膩、柔軟、保溫好、耐水洗性極強、不易變形、不會跑毛、手感似羽絨,具有質地纖細、表面如蠶絲、有拉力、柔軟等特點,是噴膠棉中最高擋的產品。Years ago for the devil of it flora manhood and snow tunks had pushed against another blacker door, padded and studded
多年前純屬鬼使神差,弗洛拉?曼胡德和斯諾?滕克斯曾用力推開另一扇顏色更深,表面包皮,裝有飾釘的大門。Through experiment and analyzing the changes of the thickness, rigidity, tensile strength and the opening rate of the conduits caused by the different kinds of coating material, the thickness of the coating and the different braiding structures, we investigate the physical and mechanical, properties of the braided conduits. the results show : the chitosan is easy to form the film structure on the surface of the conduits increasing the conduits ' rigidity clearly ; the rigidity and opening rate of the braided structure with inserted reinforcing yarn are better than the others, this will prevent the conduits collapsing and distorting effectively in the practical uses, so we select conduits of this structure for animal experiment
在導管的物理機械性能研究方面,本課題通過塗層劑的種類( pgla丙酮溶液和甲殼胺漿液) 、塗層劑的厚度、導管的編織結構三個方面分析它們對導管的厚度、硬挺度、拉伸強力和孔隙率等性能的影響。測試結果顯示:甲殼胺塗層易於在導管表面成膜,對導管的硬挺度有明顯提高,塗層效果較好;加筋結構神經導管在硬挺度和孔隙率方面優于其它導管,能有效防止導管在實際應用中的塌陷變形。During the on - site experiment for full - scale segmental model of the girder, stress and cracks of the side - boxes were surveyed
進行標準梁段足尺模型試驗,觀測試驗模型橫向預應力鋼束張拉后,主梁邊箱測點的應變,以及模型表面混凝土裂縫的情況。Standard test method for apparent shear strength of single - lap - joint adhesively bonded metal specimens by tension loading metal - to - metal
用拉力負載法測定單面搭接粘結的金屬試樣表面剪切強度的標準試驗方法Surface active agents - determination of surface tension by drawing up liquid films
表面活性劑用拉起液膜法測定表面張力In order to understand the rotor / wing interaction each other, firstly, the change of the isolate rotor thrust with the collective pitch and rotate speed is tested, secondly, the change of the rotor thrust with the collective pitch, rotate speed and the wing / rotor distance is scaled, when the wing is placed underside the rotor, lastly, the pressure on the wing due to the rotor wake is scaled
為了搞清楚它們之間的相互影響,本文首先測量孤立旋翼的拉力隨總距和轉速的變化;再測量有機翼時旋翼的拉力隨總距及轉速的變化以及隨旋翼機翼間的距離變化;最後測量旋翼尾流對機翼表面壓力的影響。分享友人