نتایج جستجو برای: lost output
تعداد نتایج: 256421 فیلتر نتایج به سال:
multi-echelon inventory systems are one of the most important and attractive areas in modelling supply chain management so that several researches and studies have been done about. in this paper, the total cost function of a two-echelon inventory system with central warehouse and many identical retailers controlled by continuous review inventory policy is estimated. we have assumed the demand i...
background: the study aims at clarifying prevalence of work-related musculoskeletal disorders (wmsds) among steel making workers and employees as well as associated lost work days. methods: a detailed questionnaire based on nordic ergonomic questionnaire describing work history, ergonomic conditions at work, sign and symptoms of musculoskeletal system with in previous12 months was applied to ...
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