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- And if the mountain is very high,you have to have an oxygen container or cylinder for easier breathing. 如果山很高，你得带上氧气罐以便缓解呼吸困难。
- And if the mountain is very high, you have to have an oxygen container or cylinder for easier breathing. 如果山很高，你得带上氧气罐以便缓解呼吸困难。
- An oxygen mask will come down from overhead in case of an emergency. 若发生紧急情况，头顶上会降下一只氧气面罩。
- They placed the child in an oxygen tent when he had difficulty in breathing. 那孩子呼吸困难时，他们把他放进氧幕里。
- Most of the substances are oxygen containing compounds. 这些物质大多数是含氧化合物。
- A polymer in which the repeating unit contains two carbon atoms linked by an oxygen atom. 聚醚一种聚合物，其中重复性的单位含有由一个氧原子连结的两个碳原子
- An oxygen gas molecule consists of two oxygen atoms. 一个氧气分子由2个氧原子构成。
- An oxygen mask will come down from overhead in case of emergency. 如果发生紧急情况，头顶上会放下一只氧气面罩。
- An in-situ pyrolytic methylation method is proposed and used to analyze the chemical composition of oxygen containing compounds in the resins from source rock solvent extracts. 采用原位热解酯化技术对烃源岩非烃组分中含氧化合物的组成进行了探索性研究,得到了以一系列一元羧酸甲酯为主的反应产物。
- An oxygen mask will come down from overhead in caseof an emergency. 若发生紧急情况,头顶上会降下一只氧气面罩。
- The car with its whirring air conditioning was like an oxygen mask. 配备了高功率空调的汽车就像一个氧气面罩。
- There is an oxygen cylinder in the sickroom in case. 病房里有一个氧气瓶，以防万一。
- The electrolytic treatment of simulative wastewater containing Acid Orange 7(AO7) was investigated using a three-phase three-dimensional electrode reactor. 采用三相三维电极反应器对酸性橙7(Acid Orange 7;AO7)模拟废水进行电解处理实验研究.
- Decoloration of the wastewater containing acid black 10B using Mg/Al layered double hydroxides(LDH)and calcined Mg/Al layered double hydroxides(CLDH) was studied. 分别用层状氢氧化镁铝(LDH)和焙烧层状氢氧化镁铝(CLDH)作为吸附剂吸附脱除水溶液中偶氮染料酸性黑10B。
- An oxygen mask will come down from overhead in case of an emergency . 若发生紧急情况，头顶上会降下一只氧气面罩。
- And in beef, chicken, fish, egg and food of other animal sex and big bean products, contain acid of many egg ammonia and choline. 而牛肉、鸡、鱼、鸡蛋以及其他动物性食品和大豆制品中，含大量蛋氨酸和胆碱。
- Passengers who have severe altitude illness should ask for an oxygen mask. 高原反应比较严重的旅客也可以使用吸氧面罩。
- Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives. 在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
- They placed the child in an oxygen tent when he have difficulty in breathing. 那孩子呼吸困难时, 他们把他放进氧幕里。
- Strawberry nutrition is rich, contain acid of fructose, cane sugar, citric acid, apple, salicylic, amino acid and calcium, phosphor, iron to wait mineral. 草莓营养丰富，含有果糖、蔗糖、柠檬酸、苹果酸、水杨酸、氨基酸以及钙、磷、铁等矿物质。
