It is studied with a focus on the harm of the composition of the aspiratory particles,aerosol state,grain size,concentration to human health.
对其空气中溶,特别是可吸入的分,气溶态、径大小、对人体健康危害进行了分析研究。
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And the time had now arrived, the colossus had outflanked the feeble obstacle, and was investing it with its piles of goods, threatening to swallow it up, absorb it by the sole force of its giant aspiratory powers.
现在时机已到,巨像从侧翼包抄了微弱障碍物,用成堆货物包围,威胁要吞噬,巨大吸气力吸收。
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