The production techniques, characteristics, applications of metallocene polyethylene, and its new development in industrialization are introduced.

Metallocene and non-metallocene catalysts are the hotspot of research and exploiture the catalyst industry recently.

茂及非茂催化剂是当前催化剂行业研究和开发的热点.

The advantages of metallocene polymers and their applications in the wire and cable industry are reviewed.

评述茂金属聚合物的优点及其在线缆行业中的应用.

The recovery and reuse of waste solvent from the loading process of metallocene catalyst were studied.

针对茂金属催化剂负载化过程中所产生的废溶剂开展了相关的回收工艺研究.

Color metallographic technique is a useful method of phase identification in metal.

彩色金相技术是识别和鉴定金属中不同相的有力手段.

Metallographic examination of borided 45 steel sample was made by transmission electron microscopy.

用透射电子显微镜对经渗硼的45钢作了观察.

A new algorithm for shadow remedy being used on metallographic picture is introduced.

本文介绍了一种新的针对金相显微图像的阴影校正算法.

The fracture of a steel rail was analyzed by means of metallographic microscope, SEM and EDS.

摘要用金相显微镜 、 扫描电镜、能谱仪分析了钢轨断裂原因.

The study on metallographic specimen polishing machine at home and abroad was introduced.

介绍了国内外金相试样抛光机的研究情况,以及各种类型抛光机的性能与特点.

Control system of large metallographic specimen cutting machine has been designed based on programmable controller PLC.

基于可编程控制器PLC设计了大型金相试样切割机的控制系统.

A quantitative metallographic analysis system was developed based on the metallographic principle.

基于金相分析的原理,开发出一套适用于半固态合金的定量金相分析系统.

The change of the polished ceramic tile's surface hasbeen observed using metallographic microscope and SEM.

用金相显微镜、扫描电镜观察抛光砖表面孔隙的变化.

The fracture of a rail was analyzed by means of metallographic microscope, SEM and EDS.

用金相显微镜 、 描电镜、谱仪分析了钢轨断裂原因.

Then the methods of image segmentation for metallographic analysis are introduced.

针对金相图像分割中存在的问题,提出了两步分割的图像分割方法.

Metallographic method is used to analyze the characterization of surface cracking of the geared.

采用金相分析方法分析了齿座表面裂纹的性质和产生原因.

This paper summarizes the construction principle, resolution power and amplification about the system of compuer-metallographic microscope.

概述了计算机 - 金相显微镜系统的建立原则 、 系统的分辨率和放大倍数.

In metallographic sample preparation process, specimens are polished with the polishing process multi-channel essential.

在金相试样制备过程中, 试样的磨光与抛光是多道必不可少的程序.

The optimal technological parameter was obtained by laser cladding experiment and metallographic structure analysis.

通过熔覆试验和金相组织分析,获得了最佳工艺参数.

Can do a variety of chemical composition analysis, physical performance test and metallographic analysis.

可做多种化学成分分析 、 物理性能试验及金相分析.

The strain of the proeutectoid ferrite in hypoeutectoid steel drawing measured and analyzed by quantitative metallography.

采用定量金相法分析计算了亚共析钢拉拔变形中先共析铁素体应变量.

The metallography samples fabricated by the vacuum pressure impregnation resin method are introduced in detail.

详细介绍了真空浸渍树脂法制备金相样品的制备过程.