The "pyramid model" conception of products structure is raised, the way of creating product pyramid is analyzed from the aspects of technology, product management and material supply.
提出了企业产品结构“金字塔”的模式构想，并从技术、产品管理、原料供应方面分析了创建产品金字塔的方式方法。
From the whole, the problem of selecting paths and the problem of fitting supply points together are considered, and a bi-Level programming model of emergency material supply is constructed.
从全局上考虑紧急物资保障的路径选择问题和保障点组合问题，建立了基于风险态度的紧急物资保障规划模型。
According to the fact of materials-supply, the system in this paper is adopted in the technology of logistic management, and changed from the old material-supply management model to a new one.
该系统是根据长庆油田物资供应实际情况，应用物流管理技术，改造了企业原有的物资供应模式。
Based on the idea of supply chain, the concept of air material supply chain is established. The model of air material support is developed and its operational mechanism is analyzed and studied.
将供应链思想应用于航材保障中，提出航材供应链概念，建立航材供应链保障模式，研究分析其运行机制。
The utility model has the effect that the humidity-discharging device has functions of fast humidity-discharging speed, quick material drying speed, adjustable supply air rate and simple operation.
本实用新型具有如下效果：该排湿装置具有排湿速度快、物料快速干燥、进风量可以调节，且操作简单等功能。
The utility model has the effect that the humidity-discharging device has functions of fast humidity-discharging speed, quick material drying speed, adjustable supply air rate and simple operation.
本实用新型具有如下效果：该排湿装置具有排湿速度快、物料快速干燥、进风量可以调节，且操作简单等功能。
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