A transparent dilatant fireproof coating was prepared, based on a modified urea-formaldehyde resin as binder, and phosphoric acid and starch as fire retardant. 以改性脲醛树脂为基料,磷酸和淀粉为阻燃剂制得膨胀型透明防火涂料。
The influence of pH value of dilatant fire retardant coatings for steel structure on its fireproofing performance is studied by using a micro electric furnance. 通过微型电炉实验,研究了膨胀型钢结构防火涂料的酸碱性对其防火隔热性能的影响。
An air dry dilatant fire-proof coatings has been developed with a optimized formulation. 通过配方条件初探和配方优化,研制成室温快干的膨胀型防火涂料。
A SG-1 dilatant fire retardant coating for steel structure has been developed with decorative and heat resistant and insulation properties, suitable for uses on protective steel structures and prestressed concrete floorslab. 推出了SG-1钢结构膨胀防火涂料,兼有耐火隔热性和装饰性,适用于保护钢结构和预应力钢筋混凝土楼板。
Methods Clinical data from 11 cases of meningoencephalocele with cerebrospinal fluid rhinorrhea were retrospectively reviewed for the position of the dilatant, size of skull base defect, method for repairing skull base after dilatant excision and surgical effect. 方法回顾性分析11例经鼻脑膜脑膨出伴脑脊液鼻漏病人的临床资料,总结膨出物的位置,颅底骨质缺损大小,膨出物切除后颅底修补方法及术后疗效。
The location and diameter of ureteral calculus and the dilatant renal pelvis and ureter were showed on the SCTU images. SCTU图像可见,结石位置、大小及扩张的肾盂和输尿管;
SG-1 dilatant fire retardant coating for steel structures SG-1钢结构膨胀防火涂料
Methods: 100 cases of SHF induced by dilatant myocardiopathy were divided into two groups randomly: 60 cases were treated with ITCWM ( treatment group) and compared with 40 cases, who were treated with western drugs ( control group). 方法:将100例扩张型心肌病心力衰竭患者随机分为两组:中西医结合治疗(治疗组)60例与单纯使用西药治疗(对照组)40例,进行观察比较。
LDV is used to measure the velocity profiles and near wall velocities fora dilatant flow-gel 107 solution flow in a slit. 用激光多普勒测速法(LDV)测量了一种胀流型流体&107胶溶液的狭缝流的速度剖面和近壁速度。
The process adopts the grouting compounding of dilatant soil, having high constructing quality and good result. 该工艺采用膨润土制浆配制方式,施工质量高,效果好。
Two-dimentional dilatancy constitutive equations for dilatancy are presented and the dilatant zone around a tunnel is computed. 本文还提出了用于扩容的二维扩容本构方程,并计算了隧洞周围的扩容区。
Traditional low-order elements may suffer the problem of volumetric locking in the analysis of soil under the condition of volume-preserving or dilatant/ contractant plastic flow. 在材料不可压缩或胀/缩塑性流动情况下,传统低阶单元有体积闭锁问题。
Finite element analysis for shear dilatant effect of joints 节理剪切扩容效应的有限元分析
The paper introduces the fracture mechanism of the dilatant fractures which were broken down from a parent fracture. 本文介绍由母断裂扩散而成的雁行式断裂的断裂力学机制。
Chlorinated Polyether Resin Based Extra-Thin Dilatant Fire Proofing Coatings for Outdoor Steel Structures 室外膨胀超薄型氯醚树脂钢结构防火涂料
The deformation of slope caused by change of ground water level was investigated by adopting a fully coupled procedure and the state-dependent dilatant sand model. 本文采用完全耦合有效应力分析程序和与状态相关的剪胀性砂土模型模拟斜坡因地下水位变化而发生的变形。
The Shear Dilatant Effect of Joints Refers to the Increase of Joints 'Volume and Thickness Accompanying Shear Displacement as Caused by the Asperity of the Joint Surface. 节理剪切扩容效应意指节理在剪切过程中,由于节理面的起伏不平引起节理体积和厚度增加的作用。
The flow behavior of the TiO_2-SiO_2 sol was dilatant caused by the needle-shaped titania coated on the silica sphere. 包覆在硅溶胶胶粒表面的针状水合TiO2使TiO2&SiO2溶胶表现为膨胀型流动。
After knowing the structure nature frequency, optimize the structure, such as disposal the point of support, reduce the number of elbow, change the thickness of pipe, setting the dilatant and so on, which offer a basic to avoid resonance. 当知道结构固有频率后,便可以通过优化结构,例如重新布置支点、减少弯头数、改变管的厚度、设置膨胀圈等方法,改变结构的固有频率,为避开共振频率打下基础。
The research results show that the petrological volume of altered rocks in metallogenic section from shear zone is almost always dilatant, while mylonite volume in non metallogenic section is almost always losing. 研究表明,剪切带中矿化地段蚀变岩其岩石体积总是扩容的,非矿化地段糜棱岩在变形过程中体积是损失的。
The pressure-sensitive dilatant materials, such as rock, soil, foam metal, polymeric material, rubber and so on, are the most widely applied materials in nature. 压力敏感性材料(包括岩石、土壤、泡沫金属、聚合物材料、橡胶等)是自然界中应用最广泛的材料。
Accordingly, through the numerical calculation, the stress distribution and the strain distribution of the spherical cavity were given in the pressure-sensitive dilatant materials under internal pressure. The influence of the pressure sensitive coefficient on the stress field and the strain field were also discussed. 2. 通过数值计算,给出在内压作用下,压力敏感性材料中球形孔洞应力和应变的分布,讨论了压力敏感性系数对应力和应变场的影响。
Then the elliptic-equation yield function was chosen to make elastoplastic analysis on spherical cavity inflation problem in pressure-sensitive dilatant materials, owing to it can maintain the continuity from the elastic deformation to the plastic deformation. 由于采用椭圆型方程很好地保持了从弹性变形到塑性变形的连续性,论文中采用椭圆型屈服函数,对压力敏感性材料球形孔洞膨胀问题进行了弹塑性分析。
In the fragile dilatant fault structure belt, there are breccias generally which mainly include three types: brecciated granodiorite, brecciated ore and brecciated marble. 脆性扩容断裂构造带中普遍发育有角砾岩,包括角砾状花岗闪长岩、角砾状矿石和角砾状大理岩等三种主要类型。
Original diameters of the microspheres are less than 100nm; however, after water absorption they can reach several hundred microns, their aqueous solutions belong to dilatant fluids. 聚丙烯酰胺微球的原始粒径小于100nm,吸水膨胀后粒径可达几百微米,其水溶液为膨胀型流体。
Therefore, further study on the spherical cavity inflation by elasto-plastic analysis in the pressure-sensitive dilatant materials has theoretical significance and practical value. 因此压力敏感性材料中球形孔洞膨胀的深入研究更具有理论意义和广泛的工程应用价值。
The paper tries to reveal meso-deformation mechanism of pressure-sensitive dilatant material and provide theory foundations for materials damage and design. 论文力图从细观层面揭示压力敏感性材料的变形机理,为研究该类材料的破坏以及对材料的设计打下理论基础。
The coupling agents can greatly reduced the apparent viscosity and improved the processability of the blends, and increased the shear rates when the blend changed to dilatant fluid. 偶联剂的加入能大大降低了体系的表观黏度,改善了体系的加工性能,提高了体系向膨胀型流体转变时的剪切速率。