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Abstract: This paper analyzes theoretically the effect of the reversed cone angle and length of the plug on restraint and elimination to the distortion of the internal spiral ribs,and put forth the design methods of the plug in drawing rifled tube.
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文摘:从理论上分析了芯棒倒锥角和芯棒长度对内螺旋凸筋形状畸变的抑制和消除作用，提出了采用倒锥形等螺距芯棒拉拔内螺纹管时芯棒几何参数的设计方法。 |
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Abstract: This paper applies multipurpose programming method to the optimal land use in Shulehe agricultural development zone based on the evaluation of land resources.
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文摘:通过疏勒河流域农业综合开发区土地资源评价，利用多目标规划法对绿州农业开发区土地利用结构进行了最优规划。 |
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Abstract: This paper apply ASME "Feed Water Pump NPSH Analysis During Load Rejection" theory to check BFP NPSH of Zhuhai Power Plant 700MW Units in the condition of VWO and also confirm the calculating result by load rejection test.
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文摘:利用ASME的“甩负荷时给水泵汽蚀余量的分析”理论，校核了珠海电厂容量700MW机组在最恶劣工况即阀全开跳机工况时的给水泵汽蚀余量，并在甩负荷时，进行了试验验证。 |
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Abstract: This paper attempts to discuss the space nature of art in order further to discuss the space beauty of Wei and Jin calligraphy.It not only embodies in its content the people with freehand brushwork,people's heart and soul,as well as the view of
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文摘:本文试图通过探讨艺术的空间性，进而探讨魏晋书法的空间美，即魏晋书法在内容上表现写意的人，人的心灵空间和对历史与宇宙的观照；在形式上表现书法的空灵和哲理。 |
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Abstract: This paper briefly describes the origin and development of Bischoff gas cleaning process and its application, analyzes the technology characters, forecasts its popularizing prospect, and points out some eoneret problems being worth notice as wel
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文摘:简述了比肖夫煤气清洗工艺的起源、发展及应用情况，分析了该工艺的特点，展望了推广应用的前景，并指出了一些值得注意的具体问题和相应的改进意见。 |
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Abstract: This paper briefly describes the practical application and developmental trend of several semiconductor devices and circuits including power transistors,low voltage proof MOSFET,CMOS switching voltage regulators and single chip power supplies,fr
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文摘:本文从电源的小型化出发，简要介绍几种半导体器件和电路的具体应用情况及其发展趋势，其中包括功率晶体管、低耐压MOSFET、CMOS开关稳压器及单芯片电源。 |
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Abstract: This paper briefly introduces laser direct plate-making technology,its character,several types of plate-making equipment,plate material and imaging mechanism,and also their present applications and perspectives.
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文摘:本文简要介绍了什么叫激光直接制版技术，该技术的特点、制版设备及版材的类型、成像原理以及应用现状和发展预测。 |
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Abstract: This paper briefly introduces the components of structures for both moulded sand bag embankment and moulded concrete bag,its construction and processes.It points out that good economic benefit can be realized by applying this process in shallow
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文摘:简要介绍模袋砂子堤和模袋砼结构的组成及施工工艺等，指出对浅海滩采用此工艺能减小路堤的工后沉降，可收到较好的经济效益。 |
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Abstract: This paper briefly introduces the method of testing the real sensitivity for EED and gives the data processing method in terms of the electrostatic critical ignition energy of conductive-powder EED conforming to logarithmic normal distribution.
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文摘:简要介绍了电火工品真实静电感度的测试方法,以导电药式电火工品静电临界点火能量服从对数正态分布为基础,给出了对应的数据处理方法。 |
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Abstract: This paper briefly introduces the method of the hot correction for large size box beam including the principle and procedure of the correction,the selection of the allocated weight and the drawing method of the burning triangle,etc.
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文摘:本文简要介绍了大尺寸箱形截面梁热校正的方法，包括校正原则及步骤，配重物重量的选择，烘烤三角形的画法。 |
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Abstract: This paper briefly introduces the raw material and manufacturing process used for rotor slot insulation home-production for air cooled turbo generator with ABB technology of Switzerland.
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文摘:简要介绍了我公司引进瑞士ABB公司的空冷汽轮发电机转子槽绝缘制造国产化所采用的材料及生产工艺。 |
