The bolting with wire mesh is commonly used actual mining roadway of the thick coal seam, and in some cases the cabling reinforcement should be considered. 采用锚网支护方式维护厚煤层放顶煤沿底回采巷道时,多数需要考虑锚索加固问题。
Disc wheel for steel wire needle sharpening depressed center wheels with fabric reinforcement 磨钢丝针用薄片砂轮纤维增强钹型砂轮片
Anchored concrete pavement with wire mesh reinforcement 锚挂钢筋混凝土护坡
High strength steel twist wire mesh-polymer mortar composite coating reinforcement technique& A new green reinforcement technique 高强钢绞线网片聚合物砂浆复合面层加固技术新型绿色加固技术
In the durability analysis, the influence of the corroded pre-stressed steel wire should be emphatically considered. The simplified model of pre-stressed reinforcement was provided too. 在预应力梁体的耐久性分析中,应重点考虑预应力筋锈蚀的影响,并给出了预应力筋的简化分析模型。
It is show that non-demoulding shear wall in which the cold-draw steel wire is taken as reinforcement has great capacity of resisting seismic and quality in the area of seismic. 试验及分析表明:免拆模板剪力墙墙片单元在墙片单元之中使用冷拔钢丝网片作为配筋时具有良好的抗震性能,可以满足地震区的设计要求。
It presents a time domain full wave analysis of infinity wire mesh reinforcement, reinforced concrete layer and concrete only layer in FDTD method. 采用FDTD法和MPML吸收处界条件,对无限大钢筋网、钢筋混凝土层和素混凝土层的电磁脉冲屏蔽效能进行了时域全波分析。
Application of Parallel Wire Stay to Reinforcement of Qixing Bridge in Hang-Shen Highway 平行钢丝拉索在杭申线七星大桥加固工程中的应用
Advantages such as great wire melting coefficient, low heat input, shallow penetration and big reinforcement height are obtained at high electrode negative ratio. 随着EN极性比率增高,焊丝熔化系数增大,热输入减少,熔深变浅,余高增加。
In recent years, round steel bar, deformed steel bar and helical rib steel wire for prestressed concrete are new kinds of high strength prestressed reinforcement. 预应力混凝土用光圆钢棒、异形钢棒及螺旋肋钢丝就是近年来开发的高强预应力钢筋新品种。
Shear capacity of wire rope technology is the ideal method for shear capacity reinforcement of old bridge, this reinforcement technology has significant research value on improving technical conditions of existing bridges, carrying capacity, durability of structure, extending the lifetime of the structure. 钢丝绳抗剪加固技术是旧桥抗剪加固的理想方法,此加固技术对于改善现有桥梁的技术状况,提高结构的承载能力、耐久性,延长结构的使用寿命,具有重要的研究价值。
The study discusses the influence of the reinforcement ratio 、 stirrup ratio 、 shear span ratio of original beam and concrete strength grade on wire rope on the effect of external prestressing shear reinforcement and on the shear strength of reinforcement test beams. 讨论了原梁的筋配筋率、配箍率、剪跨比、混凝土强度等级钢丝绳对体外预应力抗剪加固效果的影响,及对加固后试验梁抗剪承载力的影响。