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[期刊论文] 作者：Li Runfang,
来源：中国机械工程学报 年份：2000
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[期刊论文] 作者：Lin Chao Li Runfang,
来源：中国机械工程学报 年份：2002
The basic principle of modern design of cylindrical gear drive based on the Internet is described. The methods of optimized design, finite element analysis, CAD...
[期刊论文] 作者：LIN Chao,Li Runfang,
来源：机械工程学报 年份：2004
The basic principle of modern design of cylindrical gear drive based on the Internet is described. The methods of optimized design, finite element analysis, CAD...
[期刊论文] 作者：Du Xuesong Li Runfang Lin Teng,
来源：中国机械工程学报 年份：2005
Sealing analysis of sealing system in reactor pressure vessels is relevant with multiple nonlinear coupled-field effects, so even large-scale commercial finite...
[期刊论文] 作者：Du Xuesong,Li Runfang,Lin Tengjiao,
来源：机械工程学报（英文版） 年份：2005
Sealing analysis of sealing system in reactor pressure vessels is relevant with multiple nonlinear coupled-field effects, so even large-scale commercial finite...
[期刊论文] 作者：Zhu Caichao,Qin Datong,Li Runfang,
来源：机械工程学报（英文版） 年份：1998
The three-ring reducer is studied both in theory and experiment. In order to improve the dynamic characteristics and reduce the vibration and noise, based on th...
[期刊论文] 作者：Wang Yuping,Li Runfang,Hua Kui,
来源：中医杂志（英文版） 年份：2006
Objective: To observe the effect of acupuncture in treating noctal enuresis in children Method:Shenmen (HT 7) and Weizhong (BL 40) are selected as the main poin...
EXPERIMENTAL STUDY ON SUPERFI- CIAL COAT OF GEARS OF NITRIDED 32Cr2MoV COATED WITH TiN FILM BY MULTI
[期刊论文] 作者：LI Hui,LI Runfang,XU Hongbin,Z,
来源：中国机械工程学报 年份：2007
在 32CrMoV 被选择生产与听 bymulti 弧离子 plating 涂的 nitrided 齿轮以后，所有这些非常在齿轮的 ated 齿轮和涂的齿轮跑在一样的起始的条件下面关以便有关性质和微观结构...
[期刊论文] 作者：Li Runfang,Lin Tengjiao,Du Xuesong,Shi Taihe,
来源：机械工程学报(英文版) 年份：2001
The contact condition,stress-strain field and shape optimization of thread profile for drillpipe connector are investigated by semi-analytical finite element me...
EXPERIMENTAL STUDY ON SUPERFICIAL COAT OF GEARS OF NITRIDED 32Cr2MoV COATED WITH TiN FILM BY MULTI-A
[期刊论文] 作者：LI Hui,LI Runfang,XU Hongbin,ZHANG Jin,
来源：机械工程学报（英文版） 年份：2007
After 32CrMoV is selected to manufacture nitrided gears coated with TiN by multi-arc ion plating, all of these uncoated gears and coated gears run in the gearbo...
EXPERIMENTAL STUDY ON SUPERFICIAL COAT OF GEARS OF NITRIDED 32Cr2MoV COATED WITH TiN FILM BY MULTI-A
[期刊论文] 作者：LI Hui,LI Runfang,XU Hongbin,ZHANG Jin,
来源：机械工程学报（英文版） 年份：2004
After 32CrMoV is selected to manufacture nitrided gears coated with TiN by multi-arc ion plating, all of these uncoated gears and coated gears run in the gearbo...
[会议论文] 作者：Li Hui,Xu Hongbing,Zhang Jin,Li Runfang,
来源：Fifth International Conference on Surface Engineering(第五届表面工 年份：2007
In this paper the surface contact fatigue properties of TiN-coated 32Cr2MoV was studied based on national standard of line contact fatigue experiment.The results of contact fatigue experiment showed t...
[期刊论文] 作者：Sifan LI,Mengyan LI,Runfang ZHANG,Pingsheng LENG,Man SHEN,
来源：农业生物技术：英文版 年份：2021
[Objectives]This study aimed to select evergreen broad-leaved woody plants with higher ornamental value and stronger cold tolerance for introduction from the south to the north,and to apply them to urban greening,so as to enrich the plant c......
[期刊论文] 作者：Sifan L Mengyan LI Runfang ZHANG Pingsheng LENG Man SHEN,
来源：农业生物技术（英文版） 年份：2021
［Objectives］ This study aimed to select evergreen broad-leaved woody plants with higher ornamental value and stronger cold tolerance for introduction from the south to the north, and to apply them to...
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