second-level structure
英 [ˈsekənd ˈlevl ˈstrʌktʃə(r)]
美 [ˈsekənd ˈlevl ˈstrʌktʃər]
【计】二级结构
双语例句
- This thesis mainly do the following: First, the deteriorating items inventory contractual and collaborative programming coordination modeling is built by the multi-level programming and construct respectively second-level, third-level different coordination structure model.
本文主要做了以下工作：第一，用多层规划为多阶段易腐品库存协调建模，分别构建二阶、三阶易腐品库存协调结构模型。