The new technology of waste-filling replacement mining on strip coal pillar;
利用矸石充填置换开采条带煤柱的新技术
Whether the strip coal pillar is stable or not is one of the key problems of strip-partial mining.
应用突变理论建立了条带煤柱突变破坏失稳的尖点突变模型,导出了条带煤柱破坏失稳的充要条件表达式。
Its success or failure hinges on the long-term stability of strip coal pillar.
条带开采是目前解决“三下”压煤的较为切合中国煤矿企业实际的方法之一 ,条带开采成败的关键是条带煤柱的长期稳定性。
Effective length of columns with corbel in mill building frames;
厂房框架带牛腿柱的计算长度
Ratio of hight to sectional thickness checking at pilastered wall;
关于带壁柱墙的高厚比验算
Design value of masonry compression strength in masonry structure, local compression bearing capacity of lintel, ratio of height to sectional thickness of pilastered wall and logical value of elevated coefficient in masonry local compression strength are discussed in this paper.
对砌体结构各类砌体抗压强度设计值、过粱的局部受压承载力、带壁柱墙的高厚比以及砌体局部抗压强度以及提高系数的合理取值进行探讨,供设计人员和注册考试人员参考。
Research on Mechanical Properties of Special-Shaped Columns Structures with Reduced Columns at the Bottom and Transfer Stories;
底部抽柱带转换层的异形柱结构受力性能研究
Ductility Analysis of R.C Special-shaped Columns with Concealed Column and R.C Arbitrarily Inequiaxial Special-shaped Columns;
带暗柱异形柱和不等肢异形柱的延性性能分析
tap with plain cylindrical pilot
带普通外圆导柱的丝锥
studded-flange connection
带柱螺栓的法兰连接
A pole decorated with streamers that those celebrating May Day hold while dancing.
五朔节花柱饰有飘带的柱子,五朔节时人们持飘带围此柱舞蹈
Design for the Rack of 80T Three Beam Four-post Hydraulic Press
带顶模缸的三梁四柱液压机的立柱和梁板设计
Phenotype of spinal ligament cells from patients with ossification of posterior longitudinal ligament
后纵韧带骨化患者脊柱韧带细胞表型分析
Slotted capstan screws
GB/T832-1988开槽带孔球面圆柱头螺钉
Injection mould for plastic large-size mould bases-Guide pillars with head
GB/T12555.8-1990塑料注射模大型模架带头导柱
A cylinder with flanges on which tape may is wound.
有边盘的圆柱,其上可以绕带。
a cylindrical log with a distance-registering device.
带有远距离寄存的装置的柱状测速器。
piston gauge with equilibrium liquid
带平衡液柱活塞式压力计
double column type digital height gauge with dial
带刻度盘双柱数字高度计
Attach belt cover support 1 on the arm.
把皮带护罩支柱1安装到机架上。
Attach belt cover 2 on the arm and the support.
把皮带护罩2安装到机架和支柱上。
"and the pillars of the open space round it, with their bases and nails and cords."
院子四围的柱子,带卯的座,橛子,和绳子。
Medical Gas Cylinders with Post-Type Valves
带有柱型阀门的医用气体钢瓶
Marking tape can be used as a warning signal on the groud or pillar etc.
斜纹印刷胶带可用地面、柱等警示标志。
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