After evaporation of liquid oxygen, the air-supply system will offer pure oxygen without any pollution. Instead of industry oxygen bottle and provide patients with clean respiratory oxygen.

液氧经气化后由供气系统供给无任何污染的纯氧气代替工业氧气钢瓶为医院病员提供干净的呼吸氧气。

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The results indicate that the arc heater can run with transient parameter when the power supply system, air supply system and control system were reformed appropriately.

研究结果表明：供电、供气、控制等系统经过适当改造，电弧加热器可以实现变参数运行。

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To satisfy the demands for air supplement, mechanical pressurized air supply system is set. Air supply level is calculated by no less than 50% of smoke exhaust level.

为满足补风需要，设机械加压送风系统，送风量按不小于排烟量的50%计算。

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As a benign example of how transatlantic teams can stimulate competition in high-tech weapons making, defence analysts cite the fierce competition to supply Britain with an air-to-ground surveillance system.

ECONOMIST: Platform envy

The model that Mr Smith cooked up at Yale, based on a hub-and-spoke system of overnight air delivery, has since expanded to encompass a broad portfolio of businesses contributing to efficient supply chains.

ECONOMIST: Face value