Influence of process factors on the flexural strength of ZrO_(2(f))/PMMA-PMA composites;
工艺因素对ZrO_(2(f))/PMMA-PMA复合材料抗折强度的影响
Study on the effect of steel fiber adding ways on concrete flexural strength;
钢纤维掺加方式对混凝土抗折强度影响研究
Analysis on flexural strength in adhesive section of mortar with different strengths;
不同强度砂浆粘结面处抗折强度分析
Expermental research on the influence of hair fibre on the bending strength of cement;
毛发纤维对水泥抗折强度影响的实验研究
The effects of secret-water on cement concrete bending strength;
泌水对水泥混凝土抗折强度的影响
On the basis of the damage and corrosion mechanism of the used tuyere sleeves of Baosteel,use the brown corundum and zircon power as the raw materials and study the thermal shock resistance,bending strength,compressing strength,porosity of Al2O3-ZrO2 for new sleeve.
在掌握了宝钢现有风口衬套破损原因和侵蚀机理的基础上,提出以棕刚玉和锆英石粉为主要原料,实验研究了新型风口衬套材质Al2O3-ZrO2的抗热震性、抗折强度、抗压强度、气孔率。
【Objective】To analyze the effects of the central incisors restored with different post-core materials without ferrule by comparing the fracture resistance and the mode of fracture【.
【目的】比较无箍效应时不同桩核材料修复上颌中切牙的抗折强度和断裂模式,揭示不同修复方式的修复效果。
Objective To compare the fracture resistance and failure modes of endodontically treated human upper premolars restored with different postcore systems.
目的比较不同桩修复离体牙对修复体整体抗折强度的影响。
Objective:To observe the effects of different root canal file and the restoration of occlusal surface on the fracture resistance of premolars.
目的:观察不同根管锉预备根管及不同面充填物对前磨牙牙体抗折强度的影响。
This paper studied the influence of the volume fraction of steel fiber,the grade of concrete strength and different carbonization time on the rupture strength of steel fiber reinforced concrete.
通过对43组129个100 mm×100 mm×100 mm的混凝土立方体试件进行试验研究,以钢纤维体积率、混凝土强度等级和碳化龄期为变量,研究了不同体积率、不同强度等级的钢纤维混凝土在不同碳化龄期下弯折性能的变化规律,探讨了钢纤维对混凝土抗折强度的影响机理。
With changing the amount of rice hull powder to test the compressive strength?rupture strength and impermeability of C30 concrete under standard condition.
为分析稻壳粉对C30混凝土性能的影响,通过改变掺入稻壳粉的掺量测定了标准养护条件下C30混凝土的抗压强度、抗折强度、抗冻性能及抗渗性能。
The test results showed that steel fiber could enhance the tensile and rupture strength of concrete, but slightly influence its compression strength.
试验结果表明,掺入钢纤维可提高混凝土的抗拉、抗折强度,但增强效果并不随纤维含量的增加而成比例增加,而对抗压强度的提高影响不大,当钢纤维体积率达到0。
Phase composition and microstructure of the composites were characterized by XRD and SEM,respectively,and the folding strength and compression strength were tested by universal testing machine.
力学性能测试结果表明,当掺入10%SiC(质量分数)时,材料的抗折强度最大,为58。
The effects of five kinds of water-reducing agents: calcium lignosulfonate(CLS),modified calcium lignosulfonate(GCL1-6A),amino-sulfonic based superplasticizer(ASP),sulfonated naphthalene formaldehyde(FDN) and sulfonated melamine urea formaldehyde resin(SMUF) on the mechanical performances of mortar were studied,which include the compressive strength and folding strength.
研究了木素磺酸钙(CLS)、改性木素磺酸钙(GCL1-6A)、氨基磺酸甲醛缩合物(ASP)、萘磺酸甲醛缩合物(FDN)和三聚氰胺脲醛树脂(SMUF)5种减水剂对砂浆抗压强度和抗折强度的影响。
On the basis of summarising of up the one\ s experience of the works, this article puts forwords to the design method of the mix proportion, which is the more practible method that folding strength be used for the design indice and describes some experience on the selection of the raw and processed materials.
在总结实践经验的基础上 ,文章提出较实用的以抗折强度为设计指标的配合比设计方法 ,介绍一些原材料的选用经
Based on the scientific tests, this paper studies preparation methods of high resist flexural strength cement concrete with heavy vehicle using of high efficient water reducer, fly-ash, ground granulated blast furnace slag, zeolite breeze, and analyses the mechanical properties of different high resist flexural strength cement concrete.
通过室内试验,研究了使用高效减水剂和粉煤灰、粒化高炉矿渣、沸石粉配制重载作用下高抗折强度水泥混凝土的方法,分析了不同类型高抗折强度水泥混凝土的力学特性。
Method for the determination of the flexure strength of graphite electrodes
GB/T3074.1-1982石墨电极抗折强度测定方法
testing method for modulus of rupture of unfired clays
未烧结粘土抗折强度试验方法
testing method for modulus of rupture of insulating fire bricks
绝热耐火砖抗折强度试验方法
Study on Effect of Coarse Aggregates on Flexural Strength of Concrete;
粗集料对混凝土抗折强度影响的研究
ANALYSIS OF THE CAUSES TO AFFECT THE FLEXURE STRENGTH OF CONCRETE PAVEMENT
影响混凝土路面抗折强度的原因分析
INFLUENCE OF ZrO_2 ADDITION ON BENDINGSTRENGTH OF Al_2O_3-Mo CERMETS
ZrO_2对Al_2O_3-Mo金属陶瓷抗折强度的影响
Flexural Strength and Plastic Shrinkage Cracking Resistance of Aramid Fiber Cement Mortar
芳纶纤维砂浆的抗折强度与抗塑性收缩开裂
Study on Improving Rupture Strength and Surface Hardness of Set Gypsum
提高建筑石膏抗折强度和表面硬度的研究
Test method for modulus of rupture of refractory products at elevated temperatures
GB/T3002-1982耐火制品高温抗折强度试验方法
Test method for modulus of rupture of refractories containing carbon at elevated temperatures
GB/T13243-1991含碳耐火材料高温抗折强度试验方法
Test method for modulus of rupture of refractory products at room temperatures
GB/T3001-1982耐火制品常温抗折强度试验方法
Purpose: The equipment is used for mensurating modulus of rupture of refractory products at high temperatures.
该设备用于耐火材料的高温抗折强度的测量。
The Affected Factors and Quantity Control of Concrete Flexural Strength
混凝土抗折强度的影响因素及质量控制
The Resistance to Fracture of Premolar after Endodontically Treated:an in Vitro Study;
前磨牙根管治疗后牙体抗折强度的实验研究
An experimental study on the strenth against folding of incisor repared with fiber post system
纤维桩修复与上前牙抗折强度的实验研究
INFLUENCES OF PROCESS FACTORS ON THE FLEXURAL STRENGTH OF CARBON FIBER REINFORCED SILICON–SUBSTITUTED HYDROXYAPATITE BONE CEMENTS
工艺因素对碳纤维增强硅羟基磷灰石骨水泥抗折强度的影响
The Study of Residual Thickness and Fracture Strength in Maxillary Premolars after Post Space Preparation.
上颌前磨牙桩道预备后剩余根管壁厚度和抗折强度的研究
An in Vitro Study on Fracture Resistance of Endodontical Treated Teeth Restored with Different Thickness Basing and Restortive Materials;
垫底厚度和充填材料类型对牙齿抗折强度影响的实验研究