The chief lesson this teaches us is that making new equipment affordable has become a major problem in the research and development (R&D) process of any major new piece of military hardware.
这给我们的主要教训就是：能承受新装备的开销已成为研究开发军事新硬件设施过程中的主要问题。
Through tracing the use of this injection agent in research units and production factories, the process, used equipment and the quality of production were discussed in this article.
通过对研发单位和生产厂家的实际跟踪和调研，对双室袋注射剂的生产工艺、生产设备、生产中质量问题等进行探讨。
The paper describes the research process, formula, performance and application of weapon equipment preservative oil.
介绍了武器装备通用防护油的研制过程、配方、性能及应用情况。
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