Applied test of perlite admixture in concrete railway sleeper;
珍珠岩掺合料混凝土轨枕制备研究
Effect of hard spot on dynamic response of railway sleeper;
轨枕支撑硬点对轨枕动力响应的影响
The using status and problems of woodiness railway sleeper and reinforced concrete sleeper are analyzed, and the development trend of railway sleeper materials in the world is discussed.
论述和分析了我国铁路木枕和钢筋混凝土轨枕的使用现状及存在的问题,综合论述了国内外铁路轨枕材料发展的新趋势。
Producing and indoor experiments of Ⅱ type steel fiber concrete sleeper under dead and fatigue load;
Ⅱ型钢纤维混凝土轨枕的生产及室内静动载试验
New anchoring constructional technique of railway sleeper;
铁路轨枕新型锚固施工技术
Sleeper s design of the hole steel model trolley based on ANSYS;
基于ANSYS的隧洞钢模台车轨枕的设计
Research and development of new mine narrow railway sleeper;
矿用新型窄轨轨枕的研制
Intractable occipital lobe non-tumor epilepsy; Clinical features and surgical outcome;
非肿瘤性枕叶癫癎的临床特点与手术治疗
005) in the left occipital lobe and parietal lobe.
结果:同正常对照相比,海洛因成瘾组在左侧枕叶(楔前叶、枕上回),左侧顶叶(顶下小叶)出现灰质密度下降(P<0。
Their infarction area was confined to the occipital lobe in all patients.
目的:探讨单侧枕叶梗死引起的眼部表现的临床特点及发生机制。
prestressed reinforced concrete sleeper
预应力钢筋混凝土轨枕
monoblock prestressed concrete sleeper
整体预应力混凝土轨枕
ribbed soleplate
(混凝土轨枕)肋形垫板
Study on Vertical Vibration of Wheel and Track Based on Elastic Beam Sleeper;
基于弹性梁轨枕的轮轨垂向耦合振动研究
Basic Test and Dynamical Analysis for Elastic Sleeper;
弹性轨枕有碴轨道的基础试验与动力分析
Study on the Dynamic Characteristics of the Ballastless Track with Sleeper Embeded on Bridge
桥上轨枕埋入式无砟轨道动力特性分析
Construction Technology of the Prefabricated Sleeper of Prestressed Concrete;
预应力混凝土轨枕预制施工技术研究
DEVELOPMENT OF HOT-ROLLED WIRE BAR OF 45Si2Cr STEEL FOR SLEEPER WIRE
轨枕钢丝用钢45Si2Cr热轧盘条的研制
Design of impulsive device of automatic sleeper bolts oiling equipment
轨枕螺栓自动涂油机冲击装置的设计
Property of high strength pre-stressed concrete sleeper adding fly ash
掺粉煤灰高强混凝土轨枕的性能研究
Development of Cork-powder Filled NBR Rails Tie Plate
软木丁腈橡胶铁路混凝土轨枕弹性垫板的研制
Study on the Construction Technology of Ladder Sleeper Vibration Reduction Ballastless Bed on the Urban Rail Viaduct
城铁高架桥上梯形轨枕减振道床施工技术研究
Study of the Equipment for the Lateral Pre-stressing of the Trapezoidal Sleeper
梯形轨枕横向预应力张拉工装设备的研制
Design and Application of Resiliently Supported Long Sleepers for Capital Airport Express
弹性长轨枕在首都机场线的设计与应用
Cause of pretensioning prestressed sleeper crack and solution scheme
先张法预应力轨枕裂纹产生原因及解决方案
The Effect of Sleeper Structure on Stress in Bonding Interface of Young-Old Concrete of the Casst-In-Place Ballastless Track;
现浇无砟轨道轨枕结构对新老混凝土粘结面应力状态的影响
A finite element study on influence of the sleeper support stiffness and damping on wear-type rail corrugation
轨枕支撑弹簧刚度和阻尼对钢轨磨耗型波磨影响的有限元研究
They spiked the rails to the ties.
他们把铁轨钉到枕木上。