sensitivity limit

Based on the moment estimation of limit state function for calculation of failure probability, a new reliability sensitivity analysis method is presented.

基于极限状态函数矩估计的失效概率计算，提出一种新的可靠性灵敏度分析方法。

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The system has some advantages, such as sensitivity, low detective limit ( below 0.087mg/m 3) and rapidity of response, and also it is easy to be integrated to a portable apparatus to monitor the methane concentration in the atmosphere.

这套装置具有灵敏度高、检测限低（低于0087mgm3）、易于集成为便携式痕量气体检测仪等优点，利用这套装置实现了对环境空气中甲烷含量的检测。

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The permeability of 1.0 × 10-3 μ m 2 can then be referred to as the limit of reservoir's stress sensitivity.

因此可将渗透率小于10×10-3μm2定为储层应力敏感性的界限。

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The method of iodine catalytic colorimetric determination who takes Fe ( SCN) 3 NaNO 2 as a background reaction has high sensitivity ( detection limit up to 10-8), wide linear ranges, and high precision and accuracy.

以Fe（SCN）3-NaNO2为本底反应的碘催化比色测定方法灵敏度高，检出限达10-8，线性范围宽，精密度、准确度高，分析简便、快速。

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The results have shown that this electrochemical biosensor based on dual signal amplification can detect target DNA with an improved sensitivity and selectivity. The linear range is from 100 pM to 10 nM with the detection limit of 33 pM.

实验结果表明，这个基于双重信号放大反应的电化学生物传感器可以非常灵敏和特异地检测目标核酸，线性范围从100pM到10nM，检测限为33pM。

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