根据失稳条件确定了顶柱的临界安全厚度。
The critical safety thickness of the top pillar has been confirmed according to the instability condition.
暗穴临界安全厚度对地层影响角的变化不敏感。
The critical safety thickness of hidden cavity is not sensitive to influence angle of stratum.
分析了动荷载振幅、频率对顶柱临界安全厚度的影响。
The influence of amplitude, frequency of dynamic loading on critical safety thickness of top pillar has been analyzed.
定性分析了安全系数、地面荷载与临界安全厚度的关系;
The qualitative analysis on the relation of safety coefficient and ground loading with critical safety thickness is made.
采用荷载传递线的概念,提出了岩溶隧道底板最小安全厚度的半定量评价方法;
In the paper, a semi-quantitative evaluation method is provided for the minimum safe thickness of the floors of the karst tunnels by means of the load transferring line concept;
同时对缓冲垫层安全厚度的确定进行了研究,为类似矿山大型采空区处理提供了参考依据。
Also, how to determine the safe thickness of the buffer cushion is researched, thus providing a reference for the similar large mined-out area.
通过对路基暗穴的安全厚度的正确估算,为研究公路暗穴有效防治措施提供了可靠的依据。
If the critical thickness of the hidden caves was estimated, then, the effective prevention measures and cure methods for researching the hidden caves could be gotten.
暗穴临界安全厚度随着暗穴断面尺寸、暗穴半径收敛值、安全系数、地面荷载等参数的增大而增大。
The critical safety thickness of hidden cavity increases with the augment of hidden cavity section size, radial constringency, safety coefficient and surface loading.
运用突变理论的分析方法,求得了井筒底板隔水层的最小理论安全厚度,这与典型案例实际情况基本相符。
The minimum theoretical safe thickness of the water-resisting layer at shaft floor was obtained according to the analysis of the catastrophe. The computed result tallied with the actual situation.
他用拇指和食指比划出一英寸的厚度说,“安全指导手册有这么厚。”
'The safety instruction book is like this,' he adds, holding his thumb and forefinger an inch apart.
通过数值模拟和现场实测的方法,研究了司马矿薄基岩厚煤层开采条件下,保证安全开采的极限基岩厚度。
Through the way of numerical simulation and locale measurement, we found the safety utmost bedrock ply at the condition of thin bedrock and thick coal seam in Sima coal Mine.
焊接质量是原材料制作成产品的安全性能的保障,焊接工艺与被焊接材料的性能和厚度紧密相关。
Safety of products manufactured by raw materials is guaranteed by welding quality, and welding processes are closely related to materials' performance and its thickness.
文章从心墙填筑填土料的安全渗透比降为基础,结合土坝的渗流计算,得出土坝心墙厚度的简便计算方法。
According to the safe slope ratio of earth-filled core wall and the seepage calculation of earth dam, a simple method to calculate the core wall thickness of earth dam is given.
笔者通过理论计算得出积雪的临界厚度和山坡的临界安全角度。
By theoretical calculation, the critical snow thickness and the critical slope Angle are obtained.
水下隧道的覆盖厚度对其建设的安全和造价起着重要作用。
The covering thickness of underwater tunnel plays an important role in safety and cost of its construction.
本发明适用于各种不同长度厚度遮光卷帘的安装调试,能有效防止装置卷绕能力超载情况的发生,保证装置安全。
The present invention is suitable for mounting various shade curtains with different length and thickness, can effective avoiding the situation of overload coil capacity and ensure device safe.
露天转地下开采矿山地下首采中段安全顶住厚度确定是矿山的关键技术问题,采用MSC。
The determination of safe pillar's thickness in the middle section of the first mining for transferring to underground mining from open pit is the key technical issue for mine. With MSC.
合理设计行驶重车道路的路面结构层厚度,是保证行驶安全的有效途径。
Reasonable design for the thickness of roadbed structure of heavy-duty road is an effective measure to ensure traffic safety.
回填体不仅提高了边坡的稳定性,还为转入地下开采提供了所需的安全覆盖层厚度。
The back filling at the slope bottom not only enhances slope stability, but also provides the safe overlay which is needed in underground mining.
同时,根据岩块大小和下落高度,可以通过计算凹陷变形而确定圆管厚度,为逃生管道的安全设计提供依据。
According to the size and height of the falling rock block, the thickness of the circular tube can be determined, which can provide the foundation of designing the escape passage system.
CCTV主楼底板施工中,针对底板厚度大、钢筋特殊等情况,选用型钢支架作为上层钢筋支撑,保证了底板施工的安全。
In the construction of CCTV main building bedplate, the shape steel brackets are used as supports for upper steel reinforcement according to some special characteristics of the bedplate.
激光测厚系统测得的转炉炉衬厚度数据是反映转炉是否工作在安全可靠状态的最重要参数之一。
The inner margin data, by Converter-Laser-Measure-Margin-System, are one of the most important parameters which are used to reflect whether the converter is working in wrong or not.
不仅黏着人体也安全,同时对皮肤也没有副作用。 在柔软性,弹性,厚度稳定性方面较优越。
The electrode, which is made of IXPE foam, is safe to human body and without any side effects to skin.
一种为安全交易配置的便携式电子系统包括具有宽度、长度和厚度的卡,其中长度与厚度的比至少为5。
A portable electronic system configured for a secure transaction includes a card having a width, length, and thickness, wherein a ratio of length to thickness is at least 5.
采用有限单元数值模拟法研究了基础与洞室相互作用下的破坏机制 ,以及各影响因素对浅埋地下洞室安全顶板厚度的影响及相关变化规律。
The failure mechanism of interaction process between the foundation and cavity and, the effect of every factor on safe thickness of top plate are studied by FEM simulation.
内部插套件均使用锡青铜材料,在16a插孔部位材料厚度更达0.8mm,弹性优良,接触可靠,安全耐用。
Interior inserts are made in excellent tin bronze. The 16a receptacle is as high as 0.8mm, with the property of high elasticity, tight contact and everlasting use.
内部插套件均使用锡青铜材料,在16a插孔部位材料厚度更达0.8mm,弹性优良,接触可靠,安全耐用。
Interior inserts are made in excellent tin bronze. The 16a receptacle is as high as 0.8mm, with the property of high elasticity, tight contact and everlasting use.
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