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.
应用化学分析、金相和电子探针显微分析技术对反应器中冷却水管的失效原因进行了分析。
Reasons of failure in cooling pipe of the reactor have been studied by the chemical composition analysis, optical microscopy examination and electron probe microanalysis.
本工作对煅烧矾土中析出的CA_6做了化学分析、光学显微镜、X射线和扫描电镜研究。
The CA_6 crystallized from calcined bauxite has been investigated by means of chemical analysis, optical microscope, XRD and SEM.
应用扫描电镜、光学显微镜和化学分析等检测手段，对地角螺栓断裂原因进行了探讨。
The analysis of fracture failure for anchor bolts were made by means of SEM , optical microscope and chemical analysis.
使用光学显微术、电子显微术和化学分析证实这种釉具有不混溶性的化学本质。
It has been shown by optical microscopy, electron microscopy and chemical analysis that such glaze has the property of physicochemical immiscibility.
本文采用显微镜观察、XRD、IR、化学分析及MOSCC法研究了天然磷块岩的成份与结构；
In this paper, microscopy, XRD, IR, chemical and MOSCC analysis were used to study the composition and structure of the natural phosphate rock.
本文采用显微镜观察、XRD、IR、化学分析及MOSCC法研究了天然磷块岩的成份与结构；
In this paper, microscopy, XRD, IR, chemical and MOSCC analysis were used to study the composition and structure of the natural phosphate rock.
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