A pulse air jet type air purifier using filter bag can collect all kind of particles in exhausted air.

脉动逆洗袋式集尘机能适用各种粉体之收集。

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The simulation and experiment of wall-flow diesel particulate filter (DPF) with reverse pulse air regeneration were performed.

进行了柴油机过滤体逆向喷气再生系统的模拟与试验研究。

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At first, we all thought she was dead but one of the doctors detected a pulse and we saw her take a few shallow gasps of air.

起初我们以为她已经死了，不过有一名医生发现她还有脉搏，而且我们见到她在轻轻呼吸。

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It operates by focusing a laser pulse in the air to create a high energy plasma ball (up to several kilometers away) at a target.

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According to Andy Mazzara, the director of the Institute for Non-Lethal Defence Technologies at Pennsylvania State University, prototypes of such devices use a laser to create an ionised channel of air through which an electromagnetic pulse is directed.

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It also found he failed to provide the patient with oxygen, and that he falsely informed the air support paramedics that he was unable to obtain a radial pulse when he never attempted to do so.

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