in the bearing pressure water body safe mining coal is relates the project question which the mine pit production safety and may continue to develop.
承压水体上安全采煤是关系到矿井生产安全和可持续发展的工程问题。
and the big tubing cross and the double barrel structures are compose the production tree the major component, is also the entire installment main bearing pressure part.
其中大四通和双管结构是组成采油树的主要部件,也是整个装置的主要承压部件。
meanwhile has carried on the experimental analysis and the explanation to the hot melt welded pipe「s bearing pressure performance.
同时对热熔焊制管件的承压性能进行了试验分析和说明。
using reynolds equation to derivate the formula for calculating bearing pressure distribution, then calculate pressure distribution of main bearing shell of tube mill on the basis of this formula.
本文用雷诺方程推导出计算轴承压力分布的差分公式;并以此为依据,计算管磨机主轴承轴瓦的压力分布;并为轴瓦的结构设计提出建议。
welding materials are one of the major materials of bearing pressure equipment.
焊接材料是承压设备用主要材料之一。
gob-side entry retaining is in the area of stress decreasing zone of bearing pressure area.
沿空留巷处于采空区侧向支承应力区的应力降低带;
in this awy, the drilling pile with squeezing branch will give the reins to its great superiority in the engineering of large pillar net and large bearing pressure pillar pile.
由此可见,在大柱网、大承载力柱桩基工程中,鉆孔挤压分支桩更能充分发挥其优越性。
as bearing pressure isn」t enough beam and plate deformation of reinforcement concrete is much big, crack is much wide and rusting is serious.
由于承载力不足使钢筋混凝土梁的变形过大,裂缝过大,钢筋锈蚀严重等。
to solve the problems of great settlement, poor stability and low bearing pressure on foundation, it is necessary to treat the soft foundation in construction.
为解决该类土的压缩沉降量大,地基稳定性差,地基承载力低等问题,在工程建设中往往需要对软基进行处理。
pile-bucket foundation characteristic is the capacity of bearing pressure loading, uplift-loading and horizontal loading.
桩-桶基础的性能包括承压、抗拔和抗水平荷载。
the specifications have not been able to meet the requirement for welding of bearing pressure equipment.
目前所颁布的焊接材料国家标準是通用性标準,其技术要求已不能满足承压设备焊接的需要。
using magnetic fluid dynamics and thermodynamics theory, a study on the results of axial bearing pressure ability of rotation axis magnetic fluid static seals was introduced.
介绍了利用磁流体动力学、热力学理论,研究旋转轴磁流体静密封轴向承压能力的结果。
the specifications have not been able to meet the requirement for welding of bearing pressure equipment.
焊接材料是承压设备用主要材料之一。