航天飞机上的厨房于1991年重新设计，以减少重量、体积和更新电子设备。
The Shuttle galley was redesigned in 1991 to reduce the weight and volume and to update the electronics.
该仪表以DSP，CPLD和虚拟仪器技术为开发背景，具有体积小、重量轻、通用性强、性能可靠等优点。
This instrument depends on DSP, CPLD and virtue instrument. It has many merits, for example, small bulk, lightweight, strong currency, trusting performance, ect.
以天然气增压系统的可靠性分析为基础，在体积、重量和总费用的约束条件下，通过优化设计使整个系统的可靠度最高。
Based on reliability analysis of natural gas boosting system and taking the volume, weight, and total cost as the constraints, the system reliability was optimized.
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