...” (荷载—抗力模式)，则煤层底板保护层的极 限状态方程为： 式中： —hs 安全水头; —h 实际水头; —Z 安全余量(Safety Margin) 显然，当 时，带压开采处于可靠状态; 时，保护层失效。
基于44个网页-相关网页
According the typical depression model of the cylinder shell impacted or crashed by the collision, the safety margin equation of cylinder shell with localized damage was founded.
根据圆柱壳受到碰撞或坠落物撞击时的典型凹陷模型，建立了具有凹陷损伤圆柱壳的安全余量方程。
参考来源 - 不完整壳体的屈曲及其可靠性分析The method is not controlled by the nonlinear level of safe margin,and the method is suitable for the single element,series system,parallel system,and series parallel system.
该方法不受安全余量非线性程度的限制,不仅适用于单个单元,还适用于串联、并联和串并联系统。
参考来源 - 基于Monte·2,447,543篇论文数据，部分数据来源于NoteExpress
给出了随机结构系统安全余量和系统可靠性指标的敏度表达式；
The sensitivity expression of system reliability index and the safety margins were presented in the stochastic structure systems.
通过对叶轮振动特性和共振安全性分析，结果表明振动安全余量能够满足工程要求。
The vibration characteristics of impellers were analyzed in this paper shows that the vibration security allowances can meet the requirement, and then the security of impellers resonance was checked.
没有简单地添加额外的截取网络设备以增加网络话务容量和提供超额网络容量的安全余量的直接方法。
There is no straightforward way to simply add extra intercepting network devices to increase network traffic capacity and provide a safety margin of excess network capacity.
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