FAS thinks, the emissive platform here is originally vintage "east wind - 4" model strategic missile design, China upgrades it after transforming, can blast off new-style "east wind - 21" missile.
FAS认为，这里的发射平台本为老式“东风- 4”型战略导弹设计，中国把它升级改造后可以发射新型“东风- 21”导弹。
Optimization model for Supply chain distribution system design in agile manufacturing environment is discussed, which can be divided into strategic, tactical and operational problems.
本文主要研究敏捷制造环境下的供应链分销系统优化设计，从供应链管理的战略层、战术层和运作层三方面出发对分销系统进行决策优化。
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