FRACTURE test: a method of breaking sample product into pieces for test purposes.

断裂测试：出于试验目的而使样件断裂的一种方法。

A compact specimen is put to the fracture test under tension-shear combined loading.

本文利用紧凑试样在拉-剪复合加载下进行了断裂试验。

Based on the adhesive fracture test results of new and old concrete of the authors, a toughness model of adhesive interface of new and old concrete is put forward.

在新老混凝土粘结面断裂性能试验的基础上，建立了新老混凝土粘结面断裂破坏模式，分析讨论了界面层特性及界面微裂缝扩展对新老混凝土粘结面断裂性能的影响。

Fracture test of the BT20 indicates that brittle unstable fracture occurs after ductile crack initiation and slow propagation for all the compact tension (ct) specimens.

BT 20钛合金断裂试验表明，CT试样均在裂纹延性启裂并缓慢扩展后，发生脆性失稳断裂。

Hence, it is a very important problem to perform well test, evaluate the deliverability of the fractured horizontal well, and optimize the fracture parameters.

因此，对水平井压裂后的试井和产能评价，以及压裂水平井的裂缝参数优化是一个十分重要的问题。

The article is a general review of the test and research work on fracture in relation to spiral welded pipes at home and abroad.

文章综述了国内外有关螺旋焊缝管的断裂试验和研究工作的概况。

The method presented by this thesis calculate the formation stress with diplog data and scaled by the fracture pressure test possess the merit of simplicity, facility and consectary dataout.

本文使用地层破裂压力试验和测井资料处理相结合的方法计算地应力具有简单、方便，且输出数据连续、可靠的优点。

The test is completed when unbuttoning commences without a fracture in the weld.

当开始解扣而焊接处却没有裂缝的时候，测试完成了。

Some in-site vibrating test and metal fracture analysis have been done to reveal that the crack of the U-shaped bolts is fatigue failure and some reference for designer is put forward.

结合桥梁—人行道系统的现场振动测试和螺栓试样断口分析结果，指出既有桥上发生的U型螺栓破断属于疲劳破坏，并提出了改进意见。

Chemical composition analysis, mechanical property test and microstructure examination were used to analyze the early fracture of power plant's turbine main oil pump shaft.

采用化学分析、力学性能测试和金相检验等手段，对某电站汽轮机主油泵轴的早期断裂进行了分析。

In this paper, the dynamic fracture toughness measuring method for 921a shipbuilding steel is studied by instrumented Charpy impact test.

本文利用示波冲击试验，对船用921 A钢动态断裂韧性的测试方法进行了研究。

Through the analysis of test results and stress fields, the change of metal materials' ductile fracture mode with different stress condition parameters are discussed.

通过试验结果与应力场分析，讨论了不同应力状态参数下，金属材料韧性断裂形式的变化规律。

Layered fracture occurs after tensile test of high strength ship plate.

高强船板拉伸试验后出现断口分层现象。

The delamination crack and its effect on the fracture of pipeline steel were investigated by drop-weight tear test(DWTT)at different temperature and micrograph analysis.

通过对管线钢不同温度的落锤撕裂试验和微观断口分析，研究了DWTT试样断口的分层裂纹及其对断裂的影响。

The result of insitu-tensile test shows that the behavior of fracture is transcrystalline rupture.

扫描电镜下的原位准静态拉伸试验表明，合金的断裂行为是穿晶韧性断裂。

The analysis of automobile engine crankshaft was conducted by macroscopic examination, fracture analysis, chemical composition analysis, metallographic examination and mechanical properties test.

通过宏观分析、断口分析、化学成分检验、金相检验和力学性能检测等方法，对汽车发动机曲轴断裂原因进行了分析。

The fracture of motorcycle rear axle has been analyzed through optical microscope, SEM and hardness test.

采用光学显微镜、扫描电镜、硬度测试等方法，对摩托车后轮轴断裂件进行了分析。

In this paper, Based on the theory analysis and test, the fracture mechanism and fracture direction of brittle materials are studied.

本文主要通过理论分析和试验，对脆性材料的断裂机理及断裂方向进行研究。

This paper describes the correlation between the characteristic values of the micro shear test and those of the conventional tensile, fracture mechanical tests.

本文介绍了微型剪切试验与拉伸试验、断裂力学试验等参数之间的对应关系。

An experiment on dynamic rock fracture toughness test using edge-notched disc specimen is presented.

提出用边切槽圆盘试样测量岩石动态断裂韧度的实验方法。

The toughening mechanism of ADI was investigated by microstructure analysis and fracture characteristics of the specimens under tensile test. contact fatigue and stress fatigue.

通过奥贝球铁的单调拉伸加载、接触疲劳和应变疲劳等宏观断裂规律和微观分析，探讨其强韧化机制。

Results showed that ferrite net and lower hardness due to low cooling rate, coarser finish machining resulted in the fracture during earlier stage of rotary bending fatigue test.

结果表明，冷却不足使组织中出现网状及小块状铁素体，导致硬度偏低，加之磨削加工痕迹较粗是引起前轮毂早期断裂的原因。

Their fracture toughness and hardness were determined with Vicker's indentation test machine.

在维氏硬度仪上测试断裂韧性和硬度。

Conclusions: it implied that tracing test of BMD with DEXA at fracture ends could reflect accurately the state of fracture healing.

结论：DEXA对骨折端的BMD跟踪测定可客观准确地反映骨折端骨痂生长状况，从而使骨折愈合检测数量化。

Based on the geological data of Tahe Oilfield, the well test interpretation model of the reservoir with the fracture and vug which are connected with well-bore is established.

结合塔河油田的实际地质资料，建立了裂缝和溶洞-井筒连通的试井解释模型和相应的数学模型。

According to simulation test and mathematical derivation, this article proposes out a method to establish fracture permeability indicating chart.

根据模拟实验，通过数学的推导，提出一种编制裂缝渗透率指示图的方法。

Objective: To test the therapeutic effect of PAP on experimental fracture and its mechanism.

目的：探讨鹿茸多肽(P A P)治疗骨折的作用机理。

In combination with the well test analysis, the fracture geometry and conductivity are calculated and a numerical simulator is built for a real well in a low permeability oilfield.

文章结合试井分析，确定了裂缝几何尺寸和裂缝导流能力，对低渗油田某井建立了数值模拟模型。