Oxygen is widely applied in the metal industries in conjunction with acetylene and other fuel gases for metal cutting, welding, scarfing, hardening, cleaning, and melting.

同乙炔和其它燃料气体一起,氧广泛应用于金属工业的金属切割、焊接、嵌接、淬火、清洁和熔化。

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In many processes, the oxygen for reaction can be obtained from the use of air. However, direct use of oxygen, or enrichment of the air with oxygen, is necessary for some processes.

在许多过程中,用于反应的氧可以从空气中获得。但是对于某些过程,直接使用氧或富氧空气是必要的。

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Similarly, oxygen enhances the combustion process in industries that manufacture glass, aluminum, copper, gold, lead, and cement or that are involved in waste incineration or remediation.

同样地,氧在许多工业中促进燃烧过程,这些工业包括玻璃、铝、铜、金、铅和水泥或者同垃圾焚化或回收相关的工业。

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There are corresponding productivity, energy, maintenance, and emissions benefits end-users may realize.

终端用户可以在相应的生产率、能量、维护和散发污染物方面获得好处。

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Wastewater treatment plants successfully employ oxygen to enhance their chemical process efficiency.

废水处理厂成功地利用氧提高了他们的化学过程的效率。

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Aquaculturists such as fish-farmers also see benefits in the health or size of their livestock when the host environment is oxygenated.

当居住环境用氧处理后,水产养殖者,如渔民还会在他们的牲畜的健康或体形大小方面受益。

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The inhalation at 1 atmosphere of 80%oxygen for more than 12 hours can cause irritation of the respiratory tract, progressive decrease in vital capacity, coughing, nasal stuffiness, sore throat

在含氧80%、压力为1个大气压的空气中呼吸超过12小时会导致刺激呼吸道,渐进性肺活量减少,咳嗽,鼻阻塞、疼痛。

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Inhalation of pure oxygen at atmospheric pressure or less can cause pulmonary irritation and edema after 24 hours.

在大气压或更低气压下吸入纯氧,24小时后会导致肺刺激和水肿。

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One of the earliest responses of the lung is accumulation of water in the interstitial spaces and within the pulmonary cells. This can cause reduced lung function, which is the earliest measurable sign of toxicity.

肺的最早的反应之一是在空隙和肺细胞内的积水。这会导致肺功能减退,这是可以测量的最早的中毒迹象。

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Other symptoms include fever, and sinus and eye irritation.

其它症状包括发烧、瘘管和眼睛受到刺激。

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