Based on the reliability analysis of steel pressure vessels under the harshest condition, the fuzzy reliability theory of determining the testing pressure of steel pressure vessels is established.
基于钢制内压容器静强度在最苛刻压力试验条件下的可靠度分析，建立了统一确定钢制压力容器试验压力的模糊可靠性理论。
A method of determining the incident angles distribution on dichroic mirror is presented, according to the theoretic analysis of working condition of dichroic mirror in optical engine.
本文通过对二向分色镜在投影光路中工作状态的模拟和分析，提出了一种计算分色镜上光束入射角分布的计算方法并推导了相应的表达式。
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