advanced first-order second-moment method

基本解釋

Adopted first-order second-moment method, advanced branch-and-bound method and PNET method are used to do reliability analysis for the structure system.
并用改進的一次二階矩法、分枝限界法、PNET法對該結(jié)構(gòu)系統(tǒng)進行結(jié)構(gòu)可靠性分析。
The level of environmental risk can be transformed into ordinary probabilistic environmental risk and computed using advanced first-order second-moment method.
最后，將具有灰色概率形式的環(huán)境風(fēng)險度轉(zhuǎn)化成一般的系統(tǒng)失效風(fēng)險率，進而用改進一階二矩法進行計算。
The mean-value-first-order-second-moment method and advanced first-order-second-moment method are used to analyze the aseismatic serviceability of water supply network.
借鑒結(jié)構(gòu)可靠度分析方法，給出了供水管網(wǎng)抗震功能可靠度分析的一次二階矩方法。