The paper introduces calculation for the vertical and horizontal load bearing capacities of poured piles with major diameter.
介绍了大直径灌注桩的竖向和水平承载力的计算。
This paper introduces the design principle, structure and application effect of the major diameter core sample cutting machine.
文中介绍了大直径岩样切割机的设计原理、结构及使用效果。
A method for processing super major diameter inner gear form on boring machine by the dividing device has been introduced in this paper.
介绍一种利用分度装置在镗床上加工超大直径内齿圈齿形的方法。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
This paper deals with materials, design parameters. construction batch strength and design of mix proportion for underwater concrete cast in a major diameter cast in place pile.
论述大直径灌注桩水下浇注混凝土时的材料选择、设计参数选择、施工配制强度及配合比设计。
A pretension method for major diameter bolts using hydraulic stretching equipment is introduced.
介绍了一种大直径螺栓的预紧方法液压拉伸预紧法。
When surveying major diameter and higher hanging pipeline, common trigonometric leveling can't meet precision requirement, but tangent method surveying can meet precision requirement.
在悬空管线测量中，对于管径大、悬空高的管线，用普通三角高程法测量很难满足精度要求，而用切线法测量则很容易达到精度要求。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No. 4 bridge site.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The paper introduces the design thought, main structure, performance character, applying range and control implement of cutting machine for intersecting curve of major diameter steel pipes.
介绍了大直径钢管相贯线数控切割机的设计思路、主要结构、性能特点、适用范围和控制实现。
Transformation from structural reservoir to lithologic reservoir has been realized in oil field exploration, so major diameter core analysis technique is widely used in reservoir property analysis.
油田勘探已实现由构造油藏勘探到岩性油藏勘探的转变，大直径岩心分析技术被广泛应用于储层物性分析工作中。
Major diameter infrared optical Ge Monocrystal was developed by direct pulling method. The optical and mechanical properties were measured.
采用直拉法研制了大直径红外光学锗单晶，测量了其光学性能和力学性能。
Major diameter infrared optical Ge Monocrystal was developed by direct pulling method. The optical and mechanical properties were measured.
采用直拉法研制了大直径红外光学锗单晶，测量了其光学性能和力学性能。
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