Fatigue properties of welded joints of 16Mn steel in super long life region;
超长寿命区间16Mn钢焊接接头疲劳性能
Fatigue failures is the main problem on the welding bogie frame of the railway vehicles,but the data which can describe the fatigue property of domestic welding structure in super long life region is especially lacking.
疲劳破坏是铁道车辆焊接构架的主要问题,而国内焊接结构超长寿命的疲劳性能数据尤其缺乏。
Techniques of high reliable,long life and high pressure nickel-hydrogen battery;
高可靠、长寿命高压氢镍电池技术
This paper aims at the large aircraft and its structure characteristics,and by comparing the man assembly system with the machine assembly system and analyzing relation curves of automatic assembly and assembly cost,points out the meaning of automatic assembly technology which ensures long life,high efficiency and low cost of large aircraft structure,both in research and in manufacture.
简述了大型飞机及其结构特点,通过比较人与机器两种装配系统的特性,及分析装配自动化水平与装配成本等诸因素的关系曲线,指出了自动化装配技术在保证大型飞机结构长寿命、高效率、低成本研制和生产等方面的意义;对国外大型飞机的装配自动化发展状况进行了综述,简要分析了国外发展的几种主要自动化装配系统,总结了国外大型飞机的自动化装配水平;对西方国家在大型飞机自动化装配中采用的先进的装配理念和方法,如决定性装配方法等进行了概述。
Super long life fatigue behaviors of Q345 bridge steel
Q345桥梁钢超长寿命疲劳性能研究
RELIABILITY RESEARCH ON THE FATIGUE FRACTURE BEHAVIOR IN VERY HIGH CYCLE REGION
超长寿命疲劳破坏行为的可靠性研究
Fracture Mechanism of GCr15 Steel in Very High Cycle Fatigue
GCr15钢超长寿命疲劳破坏的机理
ANALYSIS OF ROTARY BENDING GIGACYCLE FATIGUE PROPERTIES OF BEARING STEEL GCr15
GCr15钢旋转弯曲超长寿命疲劳性能分析
Ultra-Long Life Fatigue Behavior and Fatigue Life Design of Joint Between Steel Q235 and Steel 16Mn
Q235钢和16Mn钢接头超长寿命疲劳行为及疲劳寿命设计
Research on Fatigue Property and Reliability of Railway Axle Steels in Giga-Cycle Regime;
车轴钢超长寿命疲劳性能及可靠性研究
Fatigue Limit Determination of the Cruciform Joint in Super Long Life Region of 16MnR Base Material
16MnR板材十字接头超长寿命疲劳极限的测定
STUDY ABOUT FATIGUE PROPERTY OF ULTRA-LONG LIFE OF HIGH-STRENGTH MEDIUM-CARBON STEEL C38
高强度中碳钢C38的超长寿命疲劳性能研究
The Fatigue Behavior of Welded Joints by Ultrasonic Peening Treatment in Ultra-long Life Region
超长寿命区间超声冲击处理焊接接头的疲劳行为
MAB standard separation machines have proved their high quality and long life on numerous construction sites worldwide.
在世界众多的建筑工地上,沙堡分离设备已经证明了它的优异质量和超长寿命。
Studies on the Seed Ultradry-tolerance and the Prolongation of Storage Longevity;
种子超干耐性及其延长贮藏寿命的研究
High luminous efficacy, average life-span 8000 hrs.
高光效,长寿命,平均寿命长达8000小时。
In supercritical reaction, coke deposition can be reduced by supercritical fluid and life of catalyst is prolonged.
在超临界条件下,超临界流体能够抑制催化剂积炭,延长催化剂寿命。
The span of life of this anchovy is 4 to 5 years in general. No individuals upward of 6 years of age ever occurred in our collections, which contained over 4000 specimens intended for age-determination.
刀鲚寿命不长,一般只有4-5冬龄,最大个体不超过6冬龄。
The good live long, the bad die early.
好人长寿,坏人短命。
The machine's life is very long.
这机器使用寿命很长。
a few will live longer--,
少数人寿命会长一些,
An On-Line Monitoring System for the Life Consumption of Ultra Supercritical Boiler
超(超)临界锅炉寿命损耗在线监测系统
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