Including cutting in special gas, nitrogen blown cutting, dry static cooling.

在氮气氛围中进行干切削（氮加工）干式静电冷却技术。

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Utilizing special gas to be in charge of discharging, the principle suppress the too high voltage.

利用特殊的气体管放电原理来压制过高电压。

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A new special gas purification equipment was installed here. It is able to detect up to 99.9% of emission in the atmosphere.

一个新型的特制气体净化装备。它能够检测到99.9%的有害气体排放。

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Now the doorbell is ringing a lot more often and the racks are full of special clothes for gas workers.

NPR: Cashing In on Economic Downturn

His reports documented how Russian special forces pumped lethal gas into the theatre auditorium to subdue the hostage takers before storming in.

CNN: CNN Profiles - Matthew Chance - Senior International Correspondent

But whatever the percentage allowed, this isn't a special deduction for oil and gas.

WSJ: Merrill Matthews: About Those Tax Breaks for Big Oil . . .