2) three-point bending
三点弯曲
1.
Experimental study of crack opening compliance of a three-point bending beam;
三点弯曲裂纹张开柔度的实验研究
2.
Deformation of sandwich beams with spherical pore Al alloy foam core in three-point bending;
球形孔泡沫铝合金三明治梁的三点弯曲变形
3.
Deformation of sandwich beams with Al foam cores in three-point bending;
泡沫铝层合梁的三点弯曲变形
3) three point bending
三点弯曲
1.
The clad material of stainless steel and aluminum alloy is fabricated by semi solid joining method,according with ASTM-E813,three point bending test is carried out,and the fracture behavior of bonding interface is studied with FEM and theory analysis.
研究结果表明:采用三点弯曲实验方法,可以显著降低界面裂纹尖端的复杂应力水平;半固态连接不锈钢-半固态铝合金界面断裂为典型的脆性断裂,界面临界断裂韧性略低于基体铝合金的断裂韧性。
2.
According to three point bending test, the complete processes from the initiation and propagation of micro cracks to the macroscopic failure of the concrete specimen and mortar specimen are simulated through RFPA 2D (Rock Material Failure Process Analysis) Code.
根据混凝土试样三点弯曲试验 ,利用RFPA2D数值模拟系统对砂浆和混凝土三点弯曲试样中预制裂纹的扩展直至试样宏观破裂的整个过程进行了模拟分析 ,指出了混凝土组成材料的非均匀性对裂纹扩展路径的影响。
3.
Stress and energy absorption indexes for rat femurs were measured with the method of three point bending.
对 Na F染毒后再行给药的大白鼠股骨利用三点弯曲强度测试方法进行应力、能量吸收等指标的测试 ;对按不同剂量给药后的大白鼠股骨的强度、能量吸收等指标进行比较和分析 ,据此对氟康宁胶囊、骨苓丸的疗效进行实测分析。
4) three point bending test
三点弯曲
1.
Choosing Beishan field granite of Gansu province as object, character of creep rupture for granite under temperature effect was researched with three point bending test which was mended.
选择甘肃北山花岗岩为研究对象,利用改进的三点弯曲试验对花岗岩在温度影响下的蠕变断裂特性进行了初步的试验研究,并分析了应力-应变曲线的变化特点, 得到了200 ℃下北山花岗岩蠕变全过程曲线,研究了北山花岗岩断裂韧度随温度的变化规律, 75 ℃时断裂韧度出现极值,在200 ℃以后呈下降趋势。
2.
In this paper,a series of fatigue experimental study on sucker rod by using the three point bending test method,the P-S-N curve is given by statistical analysis based on the experimental results.
本文针对普通D级抽油杆进行了一系列三点弯曲疲劳实验研究,对实验结果进行了统计分析,得到了相应的P-S-N统计规律,为进一步进行现场抽油杆本体的剩余寿命评估并指导油井的维护维修等奠定了实验和理论基础。
5) three point bend method fracture toughness
三点弯曲法断裂韧性
6) three-point bending beam
三点弯曲梁
1.
Experimental study on fracture parameters of three-point bending beam based on smart properties of CFRC;
基于碳纤维混凝土(CFRC)机敏性的三点弯曲梁断裂参数试验研究
2.
Based on the assumption that the rotation point of the notched three-point bending beam under loading is the tip of effective fictitious crack,a new formula for calculating the fracture energy of concrete according to the measured relationship between load and crack-mouth opening displacement(CMOD) of three-point bending beam is proposed.
在采用荷载-裂缝口张开位移曲线确定断裂能思路的启发下,假设带缺口梁旋转点为等效虚拟裂缝的尖端点,根据旋转角和断裂功的概念,推导出了由三点弯曲梁试验测定的荷载-裂缝口张开位移曲线计算断裂能的计算公式,进行了不同高度的三点弯曲梁断裂试验,使用新公式计算了断裂能。
3.
The three-point bending beam fracture test for cement paste and mortar specimens with different strengths,dimensions and initial crack-depth ratios was carried out.
本文针对水泥净浆和水泥砂浆两种灌浆材料,采用三点弯曲梁进行了不同强度、不同尺寸以及不同初始缝高比的断裂试验。
补充资料：点对点法
分子式：
CAS号：
性质：发射光谱分析中，将金属试样制成两个锥体状电极，分别作为光源的上下电极，彼此相对以电弧或火花法进行激发摄谱。该法因无辅助电极，所摄光谱中可无其伴存谱线。
CAS号：
性质：发射光谱分析中，将金属试样制成两个锥体状电极，分别作为光源的上下电极，彼此相对以电弧或火花法进行激发摄谱。该法因无辅助电极，所摄光谱中可无其伴存谱线。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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