分析了天然气价格变化趋势及管输天然气备用气源的选择。
The variation trends of natural gas price and selection of stand-by gas sources for piped natural gas are analyzed.
探讨冷凝式脉冲燃烧常压热水炉的设计要求及对气源的适应性。
The design requirements and adaptability to different gas sources of the normal pressure gas-fired pulse combustion water heater are discussed.
泰悉尔提供将各种将气动工具和附件连接到气源的气动快速接头。
TUTHILL offers a large range of pneumatic quick couplings used to connect pneumatic tools and accessories to compressed air supplies.
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