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- Spontaneously igniting in air. 自燃的在空气中自发地燃烧的
- Spontaneously igniting in air 自燃的在空气中自发地燃烧的
- He sucked in air, then went under the water again. 他深深吸了一口气又潜到水里。
- Materials easily ignited in air not only become more susceptible to ignition, but also burn with added violence. 在空气中容易点燃的材料(在富氧大气中)不仅变得更容易点燃而且燃烧得更加剧烈。
- Phosphine is a toxic gas which ignites spontaneously in air. 磷化氢是一种有毒气体，在空气中可以自燃。
- Clothing which is fire-resistant in air maybe readily ignitable in oxygen-enriched atmospheres. 在空气中防火的衣服在富氧大气中可能很容易着火。
- Designed to operate on land, water, or in air. 长于陆海空作战的，三栖的可在陆上、水上或空中操作的
- How much does sound travel faster in water than in air? 声音在水中比在空气中传播快多少？
- The speed of sound in water is about four as great as in air. 声音在水中的速度是空气中的四倍左右
- Experimental results showed the cloud of some new energetic mixturemade by ourselves could automatically ignite in air to form a fireball in which combustion todetonation transition then occurred. 实验结果表明：自制的新型含能材料混合物在大气中的云雾可以自动点火形成火球并且可由燃烧转爆轰。
- Exhaust gas has been incriminated in air pollution in cities. 废气已过视为城市空气污染的原因。
- She crawled onto the river bank and lay there gulping in air. 她爬上河岸,躺在那里喘着大气。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- He watched the bombs bursting in air. 他看见炸弹在空中爆炸。
- Toxicity: The major hazards of silane stem from its ability to spontaneously ignite on contact with air and its toxicological properties. 毒性：硅烷的主要危险来自它接触空气可以自发燃烧的能力和它的毒物学的性质。
- He sucked in air,then went under the water again. 他深深吸了一口气又潜到水里。
- Love, or something ignites in my veins. 爱,还是什麼开始在血管理燃烧。
- The oxidizing temperature is350℃,3 hr in air. 过氧化则会使薄膜富氧，同样使结构变化，吸收限变宽而向高能方向移动。
- Rinse filters in air conditioners. 冲洗空调的过滤网。
- Sound travels better in water than in air. 声音在水中比在空气中传播得快。
