The safety reliability and system risk estimation formula of electric pumping system are established by means of the safety systematic engineering method.
按照安全系统工程法，建立了电泵系统的安全可靠度以及系统风险评价的量化公式。
The suggested method makes it possible to build the systematic method of technology risk analysis for complicated engineering system technology.
所提出的方法为建立系统化、结构化的复杂工程系统技术风险分析方法提供了可能。
Based on analyzing the machining process planning, the universal process planning model is presented using the principle and method of systematic engineering.
在分析机械加工工艺规程基础上，运用系统工程学的原理和方法，建立了通用工艺规程模型。
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