如何检验铸件的裂纹，缩孔，缩松？
What inspection functions are performed for the detection of casting cracks, porosity, and shrinks?
2001年大修期间，对三塔进行了全面检验，分析原因后采取有效错施，解决了表面裂纹问题，至今未出现大修以前的损坏现象。
During the overhaul period in 2001, an all-sided inspection was made to the three towers, causes were analysed, and measures were taken, the problem of surface cracks have been solved.
采用化学分析、金相检验和显微硬度梯度试验等方法对油压机柱塞表面淬火交界处裂纹进行了分析。
The crack in quenching boundary of the hydraulic press plunger surface was analyzed by means of chemical composition analysis, microstructure examination and microhardness testing.
利用MATLAB生成几组随机数来模拟参考裂纹尺寸和应力水平不同时的裂纹形成时间(TTCI)值，并以此检验了理论推导的正确性和合理性。
Finally, several groups of random Numbers were produced with MATLAB to simulate TTCI values when cracks propagated, with which correctness and rationality of theoretical deduction were verified.
本文以桥梁仿真分析技术为主线，以整治效果为目标，以荷载试验和长期观测为检验手段，建立了既有钢桥裂纹安全检测评估系统。
Based upon finite element simulation analysis, load tests and long-term observation, a detection and evaluation system for old steel bridge safety was developed in this thesis.
在上海炼油厂预加氢反应器投用前的内外部检验中，发现了大量的焊缝表面裂纹和内部埋藏裂纹。
On overall inspection of interior and exterior of pre-hydrogenating reactor of Shanghai Oil Refinery Factory, large cracks was found on the surface of weld and inside of the weld.
利用金相显微镜、X射线衍射仪及电子探针等对Q 345热轧钢板因冷弯产生的裂纹进行了系统检验分析。
The present paper systematically checks and examines as well as analyzes causes to the cold-bended crack in the hot rolled steel plate Q345 by microscope, X-ray and Electron Probe Micro-analyzer.
采用化学成分分析、力学性能测试、显微组织观察和夹杂物检验等方法对有边缘裂纹的Q 345 B宽带钢进行分析。
The edge crack on Q345B wide strip steel was analyzed by means of chemical composition analysis, mechanical property testing, micro metallographical examination.
在锅炉检验中，发现几台同类型锅炉的集汽联箱的管座角焊缝，均在相同一侧出现裂纹。
In the boiler's inspection, some fillet weld's crackles were found on the same side of the header of steam collecting channel for some boilers that had the same style.
踏面斜裂纹及断口的宏观形貌和理化检验与分析表明，踏面斜裂纹伤损属于滚动接触疲劳裂纹伤损类型。
The macro profile and physicochemical examination of the tread oblique crack shows that the crack falls into the category of rolling contact fatigue type.
从这一区域取样芯，以便检验裂纹表面。
A core was removed from this area so that the crack surfaces could be examined.
通过对文中所及球罐使用状况及检验情况的讨论，对该球罐裂纹的产生原因、安全性和剩余寿命进行了分析。
Through discussions of the utilizing situation and inspecting circumstances of a spherical container in the paper, its crack producing reason, defect safety and residual life have been analyzed.
通过观察断裂风机轴裂纹宏观和微观形貌，检验化学成分、显微硬度等方法对风机轴断裂的原因进行了分析。
Fracture analysis of the fan shaft was made by observing macroscopic and microscopic appearances of the crack, and examining micro hardness and chemical composition of the material.
通过化学成分分析、硬度试验、宏观和微观检验等方法，对减速机齿轮齿面弧形裂纹的产生原因进行了分析。
The reason of arc crack on retarder gear surface was analyzed by means of chemical composition analysis, hardness testing, macrostructure and microstructure examination.
采用低倍检验、金相检验及化学成分分析等方法对火车轮箍机加工出现裂纹的原因进行了分析。
Methods such as macroscopic evaluation, metallography examination and chemical composition analysis were used to study the forming reason of crack in machining process of tyres for train.
摘要：对碟形弹簧裂纹件和原材料，采用金相检验、化学分析、硬度试验、扫描电镜等手段进行综合分析。
ABSTRACT: Cracks on the disc spring parts and raw materials, using metallographic examination, chemical analysis, hardness testing, scanning electron microscopy by means of a comprehensive analysis.
对不同规格的Q2 3 5热轧钢板冷弯裂纹试样进行了金相检验和电子探针等分析。
Samples of hot rolled steel plate Q235 in various specifications having cold bending cracks are examined by means of Metallographical test and electron probe analysis.
采用残余应力和力学性能测定、化学成分分析、断口扫描及金相检验等方法对铁路货车用l - B型组合式制动梁撑杆翼板产生裂纹的原因进行了分析。
The integrated analysis of crack failure for L-B Composite Brake Beam Bar Flange Slab was made by means of SEM, microscope and chemical analysis.
介绍了目前常用的几种检验汽轮机、发电机转子中心孔内表面缺陷（主要是裂纹）的无损检测手段，并对各自的特点进行了分析比较。
Some NDT methods for surface defects, mainly cracks, on the rotor central bore of steam turbine and generator are introduced, and the features are compared and analyzed.
上海石化总厂热电厂除氧器水箱，经着色探伤、x射线探伤、金相检验等方法检测后，发现焊缝有大量裂纹。
Through dye check, X-ray test, and metallographic examination, quite a lot of cracks were found in the welds of a deaerator storage tank at the cogeneration plant of Shanghai Petrochemical Works.
采用化学分析、力学性能试验和金相检验等方法对该裂纹进行了分析。结果表明，此缺陷是由于试验环原始表面的粗糙度过大造成的。
By means of chemical composition analysis, mechanical property test and microstructure examination, the results showed that this defect was result of rough surface and not the crack existed in matrix.
飞机发动机减速器支撑杆在加工过程中易产生微裂纹，通过显微组织检验、断口形貌观察、微区成分分析以及含氢量测定和模拟焊接试验等方法对其裂纹产生的原因进行了分析。
The surface tiny crack generating by sample hardening were found in test, and some surface fracture caused by inclusion and gas pocket, and these appearance should be correctly analyzed and judged.
经检验分析认为这种裂纹是缩孔与晶间裂纹的结合体，并提出了一些解决方法。
The results show that the crack is formed by acting of center void and intergranular cracks. Some technic modifcation of the smelting process is raise to prevent nucleation of the cracks.
经检验分析认为这种裂纹是缩孔与晶间裂纹的结合体，并提出了一些解决方法。
The results show that the crack is formed by acting of center void and intergranular cracks. Some technic modifcation of the smelting process is raise to prevent nucleation of the cracks.
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