The first steam engines in practical use in England and the United States were of low-pressure design.
在英美应用的第一台蒸汽机采用了低压设计。
Hydraulic pressure design includes selecting the component's type and setting up the whole hydraulic pressure system.
主体液压部分设计包括主要液压元件的选型及整个液压系统的搭建。
This paper analyzed some hydraulic pressure design defects that cause the equipment breakdown, and proposed the improvement program.
文章分析了导致设备出现故障的几种液压设计缺陷，并提出了改进方案。
The drawing die structure of aluminum foil snack box and marginal pressure design program are introduced, the die structure is complicated.
介绍了铝箔快餐盒拉伸模结构及压边的设计方案，此模结构较复杂。
The application of titanium vessel in domestic, the active manufacture standard and the titanium's design pressure, design temperature and safety factor were discussed.
论述了钛设备在国内的应用，介绍了现行的钛容器制造技术标准及各种钛材的最高设计压力、设计温度和安全系数。
The application of titanium vessel in domestic, the active manufacture standard and the titanium's design pressure, design temperature and safety factor were discussed.
论述了钛设备在国内的应用，介绍了现行的钛容器制造技术标准及各种钛材的最高设计压力、设计温度和安全系数。
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