Reasonable changing the process parameters of heavy-medium cyclone for raising the separation efficiency

Effectiveness of heavy-medium preparation for slime cleaning and a related analysis

煤泥重介工艺的应用效果及其作用分析

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Talking about Several Kinds of Wearing Pipelines Used in the Heavy-medium Coal Processing System

浅谈重介质选煤系统中常用的耐磨管道

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The Idea and Practice of Technological Process Transformation of Heavy-medium Powder for Coal Preparation

选煤用重介质粉工艺流程改造的思路与实践

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The heavy-duty stencil plate network can be used in the pedal network of oil truck, the workbench, escalator, walking in heavy-duty machinery and boiler, oil mine, locomotive, ten thousand tons of steamers, etc.

重型钢板网可用于油罐车脚踏网，重型机械及锅炉、矿井、车、吨轮船等的工作平台、梯、道。

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To accomplish modern agriculture, protective tilling mechanization technology should be promoted energetically, comprehensive utilization technology of crop stalk should be rapidly popularized, farm machinery subsidy policy should be well carried out so as to instruct to popularize and use new and heavy-duty farm machinery.

要实现现代农业，须大力推行保护性耕作机械化技术，加快推广农作物秸秆的综合利用技术，切实贯彻好农机购置补贴政策，逐步引导新型大型农业机械的推广应用。

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The arm is the most important job components of heavy-duty construction machinery and truck crane. The arm belongs to metal structure parts. It is the important part in the force, and the main work units are installed in the arm.

吊臂是重型工程机械汽车起重机最重要的工作部件，吊臂是属于金属结构部分，是除机身外重要受力部分，而且主要的工作单元都安装在吊臂上。

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Crane with flexible booms is a typical heavy-duty flexible machinery, and the accurate dynamic analysis is the major means to ensuring its safe operation.

具有柔性臂架的起重机械是一种典型的重载柔性机械，受有较大的轴向和横向载荷的共同作用，对其进行准确的动力学分析是保证其工作安全可靠的重要手段。

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Comprehensive construction and illumination technology for major repair of busy trunk lines at night with heavy-duty maintenance machinery

繁忙干线大型养路机械夜间线路大修综合施工照明技术研究

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With the change of international equipment manufacturing pattern and the establishment of domestic market economic system, the market competition of heavy-duty machinery trade in China is getting fiercer than ever, a lot of enterprises are facing problems of subsistence and development.

随着国际装备制造业格局的变化和我国市场经济体制的建立，我国重机行业市场竞争日趋激烈，许多企业面临着生存和发展的问题。

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The problems of condition monitoring and fault diagnosis about low-speed and heavy-duty machinery are expounded, the importance and necessity to carry out condition monitoring and fault diagnosis of the low-speed heavy-duty machinery are demonstrated. 2.

本论文主要有以下内容：1.阐述了低速重载机械的状态监测与故障诊断存在的问题，论证了开展低速重载机械状态监测与故障诊断的重要性和必要性。

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Comparing with the general Geneva mechanism, it has the feature of higher bearing capacity, longer service life, and it applies to heavy-duty machinery. It has good prospects.

该机构进一步开拓了槽轮机构的应用范围，与普通槽轮机构相比，该机构具有承载能力高，寿命长的特点，适用于重载场合，因而具有广泛的应用前景。

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This paper discusses ZJCAPPDT, a CAPP intellect developing tool for parts of heavy-duty machinery developed on the analysis of application CAPP systems.

本文论述了作者研究开发的重型机械零件CAPP智能开发工具&ZJCAPPDT，提出了基于标准构件的CAPP开发工具设计思想。

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This text puts emphasis on applying marketing concepts to study the marketing activities of Shenyang Heavy-duty Machinery Group Co.

本文重点应用市场营销理论，对沈阳重型机械集团有限责任公司的营销活动进行研究，分析企业面临的发展机遇和挑战，设计更加适合公司总体发展的营销方案。

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External Force's Effect on Cable& The Serious Effect on Buried Cable Caused by Heavy-duty Machinery

外力施工对光缆的影响&重型机械对直埋光缆的影响

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The vibration signal analysis of the low-speed and heavy-duty machinery, and explored the condition monitoring methods of such equipments. 3.

对冶金行业中的低速重载机械进行了振动信号分析，从而摸索出了适用于此类设备的状态监测方法。

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To study the vibration characteristics of low-speed heavy-duty machinery, and propose suitable type of equipments condition monitoring methods. 2.

本文的主要研究成果为：1、研究了低速重载机械的振动特性，提出了适合此类设备的状态监测方法。

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The modification effect of K, Na and Sr modifiers is obviously decreased by TiB 2 and B.The morphology of eutectic silicon in composite is coarse plate.

ZL101/TiB2复合材料中K、Na、Sr变质剂变质效果差与复合材料中的TiB2和B有关。复合材料中Si相呈板片状。

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For the unmodified eutectic silicon, the large cooling rate can promote the transition of eutectic silicon from a coarse plate to a fibrous structure, resulting in modification.

即使对于未变质合金，大的冷却速度仍可以实现共晶硅由粗大的片层状向纤维状分枝结构转变，产生变质作用。

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The microstructure and toughness of welded joint was studied under the depth to width over 20:1 of EB weld for 20g thick plate steel used for boiler.

研究了锅炉用钢20g厚板电子束焊接在焊缝深宽比超过20：1时，焊接接头的组织特点及接头韧性。

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The plate steel is an important kind of steel products which is essential in steel industry, and the accelerated cooling technology is a key process to improve the quality of plate steel products.

中厚板是钢铁工业不可缺少的重要钢材品种，钢材的轧后加速冷却技术则是提高中厚板质量的重要工艺方法。

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