芯材強度 的英文怎麼說
中文拼音 [xīncáiqiángdù]
芯材強度
英文
core strength-
The compact fiber core layer make the sections very tough and firm, the lengthways bend intensity and compact intensity is higher than common rolled steel
緻密的纖維芯層使得型材非常堅韌牢固,其縱向彎曲強和沖擊強度的絕對值已高於普通鋼材。Space charge properties of frp rod materials are influenced by temperature, field strength and high voltage application duration
結果表明,在高壓直流電場作用下,芯棒材料內部積累的空間電荷的極性和密度受到溫度、電場強度和電場作用時間等因素的影響。By means of laboratory and field experimentation of typical semi - rigid base materials, the relationships among laboratory experimental values, field maintain values, field core values and construction criteria are put forward. and the relationships between different test methods are established. using time - temperature conversion principle, it processes the intensity assessment of field cores, then offers the method of determining the test deflection of pavement surface
通過典型半剛性基層材料的室內外試驗,研究主要設計參數的室內試驗值、野外養生值、現場取芯值及施工指標間的關系,建立了不同試驗方法間的相關關系,運用時溫換演算法則,對現場芯樣進行強度評定,並提出了路表彎沉檢測標準的確定方法。The results show that, composite could be fabricated on the complicated surface by means of sodium silicate sand mold combination with vacuum infiltration process. when the substrate was 10 mm, composite layers reached 3 mm to 5 mm in thickness with high strength interface and less casting defect. microstructures of grey cast iron and low chromium cast iron matrix composites with various volume fraction has been analyzed
結果表明:用水玻璃砂型(芯)加負壓鑄滲的工藝能夠實現復雜表面(曲面)顆粒增強復合材料的制備,澆注方式簡單可靠,基材厚度在10mm時,復合層厚度能達到3 5mm ,且復合層鑄造缺陷少,復合效果好,界面緻密而且結合強度高。It ' s the advantage of jmfc to apply the centrifugal casting technology to the small size of compound rolls, which characteristics are as follows : combining high hardness, anti - wear, impact and breakage resistance : spun cast the shell by proper charging of alloys and use high strength and impact ductility material as core
將離心澆鑄工藝用於小型復合軋輥的製造,是金環廠的優勢,採用該工藝的軋輥具有以下特點:兼得高硬度耐磨損與抗沖擊抗斷裂性能:按耐磨性和硬度要求,將合金科學配比,溶解澆鑄成輥身的工作層,再採用高強度抗沖擊的材料澆鑄輥頸和輥芯,冶金結合,兩者兼得。The fem method of debonded honeycomb structures is brought forward. a three - dimensional finite element model is constructed and the analysis program is complied to analyse the residual strength of debonded honeycomb structures and discuss the influence of debonded area
提出了蜂窩夾芯結構脫膠的有限元分析方法,建立含脫膠損傷的復合材料蜂窩夾芯結構的三維有限元模型,編寫有限元程序計算損傷結構的剩餘強度並討論了脫膠區域等對結構剩餘強度的影響; 2In this paper, the residual strength of debonded honeycomb structures and their repaired structures is calculated. the influence of many kinds of parameters of the residual strength and the technique of its repair is discussed. the work includes four parts as following
本文對含脫膠損傷復合材料蜂窩夾芯板及其修補結構板芯脫膠的剩餘強度進行了計算,同時對蜂窩夾芯結構的各種參數對其剩餘強度的影響以及修補技術做了一些研究和探討,主要做了以下幾個方面的工作: 1The article describes the shape of wind load on the radome surface and analyzes the internal force of the radome with nonmomental theory of shell, stresses and stability with theoretic formula, equivalent modulus of elasticity and thickness of a - sandwich - composite structure
摘要針對雷達罩易受風荷載作用發生破壞的情況,本文從截球形雷達罩表面的風荷載分佈形態出發,採用無矩理論對雷達罩內力進行了分析計算,從理論上對模型進行了強度和穩定性分析,並著重闡述了a型復合材料夾芯結構的等效彈性模量和厚度的計算方法。The experiments show all the compression strength shear strength, elastic modulus of the composite blocks and their masonry can satisfy the requirements of standard compared to concrete, the haojiao materials elastic modulus is so low that we ignore it ' s improvement to the composite block ' s compression strength. however the area of horizontal mortar joint of composite block masonry is enlarged just because of the haojiao materials " existence, so the shear strength of composite block masonry is higher than one of small hollow betonblock masonry in thermal performance, the heat - preservation and heat - insulation capabilities of composite block masonry are analyzed and researched
試驗表明:復合砌塊及其砌體的抗壓、抗剪強度、彈性模量等均滿足規范規定的要求;由於昊角材料與混凝土相比,彈性模量相差懸殊,在受壓時,可以不考慮昊角材料芯塊對復合砌塊及砌體抗壓強度的提高,同時又因為昊角材料的存在,砌體水平灰縫面積增大,復合砌塊砌體的抗剪強度較空心砌塊砌體有較大的提高。Considering that the ferrite core is often made from good permeable material, the dissertation presents the condition that the normal component of the magnetic field strength is zero approximately at the inside surface of good permeable material, i. e. bn = 0 to determine the eigenvalues for the separation constant. during the solving process, the solenoid coil is supposed to be wound closely by infinite symmetrical delta - coils
考慮到磁芯通常是由導磁性能非常好的軟磁材料構成,本文提出利用靠近良導磁材料內側磁場強度法向分量近似為零,即b _ n 0 ,這一邊界條件,來確定邊值問題中的本徵值。Neo - water - soluble cores of composite materials were prepared by blending polyethylene glycols ( peg ) with urea and quartz powder, etc, and the bending strength and water - soluble behavior of the cores were tested
摘要將聚乙二醇( peg )與尿素、石英粉等材料共混制備了新型的復合材料水溶芯,並對這種水溶芯進行了彎曲強度、水溶性能測試,且進行了45管接頭鑄件試制。Honeycomb structure is one kind of special composite for structural usage, it is damageable, then the residual strength of damaged structure will sharp down, so it is very important for the study of the residual strength and the repair of damaged honeycomb structures
蜂窩夾芯結構是一種特殊的結構用復合材料,它是較容易出現損傷的構件,而含損傷的復合材料結構會大大降低其剩餘強度,所以對含損傷的蜂窩夾芯結構的剩餘強度及其修補技術的研究就顯得十分重要了。分享友人