oxygen 基本解释
14. Application of Ethrel under 0?1% oxygen a...
氧分压高到40?50%有一定的催熟作用。
15. Using Janis CCS-350 refrigerator (which lowest temperature is 10 K) to provide the low temperature environment, from room temperature to 200 K, then using the vacuum pump continuously to make the oxygen in the oxygen deficiency YBa2Cu3O7-x sample to redistribute.
利用Janis CCS-350制冷机(最低可达10 K)提供低温环境，从室温到200 K，利用真空泵持续抽取真空，使氧缺陷YBa2Cu3O7-x超导体中的氧重新分布。
16. The limit oxygen concentration and the limit gas velocity are critical index to evaluate the flammability of materials.
极限氧气浓度和极限气流速度两个极限参数，是衡量材料可燃性的关键指标。
17. Due to the high concentration of oxygen inhalation can enhance the toxicity of paraquat, the oxygen, the oxygen concentration should not be too high so that the arterial partial pressure of oxygen can be reached 70mmHg.
由于高浓度氧吸入能增强百草枯的毒性作用，故氧疗时，氧浓度不宜过高，使动脉血氧分压达到70mmHg即可。
18. Using this system, oxygen uptake rate, carbon dioxide evolution rate, respiration quotient, dissolved oxygen and volumetric oxygen transfer coefficient can be simultaneously determined, the operations such as inoculation, sampling, feeding and so on may be on site carried out.
使用Y－Z型多功能摇瓶及在线参数检测系统，可在线同时检测摄氧率、二氧化碳释放率、呼吸商、溶解氧、体积氧传递系数等摇瓶发酵过程的工程参数，并能实现在位接种、取样、补料等操作，为摇瓶发酵的基础研究提供了一种方便的实验仪器系统。
19. One type of device has its threshold set by exposing the high-k dielectric to oxygen.
对于一种类型的器件，通过将所述高k介质暴露到氧来设定其阈值。
20. Sum up all the above studies, some other conclusions are reached: the great part of kaolinites are formed before solidification (the oxygen, hydrogen isotope studies proved this tonstein is formed during a long term slow procedure of sedimentation and diagenesis; crystallization is the outcome of multi-peroid crystallization; the high temperature of diagenesis is between tens to about 150-160℃; organic diagenesis provided a suitable pH and Eh condition for tonstein.
最后得出结论：高岭岩中的高岭石在沉积-固结前已形成，氢、氧同位素的证据也证实了这一点；高岭岩是沉积和成岩改造这样一个缓慢过程中形成的，在成岩过程中纯化；结晶作用是多期次的；经历的成岩最高温度是几十到一百五、六十度；有机质的作用主要控制了有利于高岭岩形成的酸碱度和氧化还原电位。
oxygen 词典解释
1. 氧；氧气
Oxygen is a colourless gas that exists in large quantities in the air. All plants and animals need oxygen in order to live.
e.g. The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人的大脑缺氧4分钟后便会造成永久性损伤。
oxygen 单语例句
1. He was so cash strapped that he had to borrow money to buy oxygen for his welding equipment.
2. Investigators also have been examining whether a sudden decompression sucked oxygen out of the cabin and cockpit and rendered those on board unconscious.
3. An initial investigation showed the poisoning might be caused by nitrite, which can lead to deficiency in the amount of oxygen reaching human's body tissues.
4. The small canyon is a perfect place for scientific expedition and education, and also a natural oxygen bar and summer resort with lush vegetation.
5. The environmental protection index will include capital input in the areas of environmental protection, annual sulfur dioxide emission and chemical oxygen demand.
6. Appa said most climbers carry down garbage such as food packages, empty oxygen tanks and rope but leave behind human waste.
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7. The oxygen they released into the atmosphere allowed for more complex cellular structures to develop, and thus the eukaryotic cell was born.
8. They charge about 5 yuan for most injections or the use of an oxygen machine.
9. oxygen
9. Partial blockages can cause chest pain as the heart struggles to get by on less oxygen and nutrients than it needs.
10. Hot stones stimulate circulation and transport oxygen to tired and tense muscles, while the full body massage leaves you feeling tension free.
oxygen 英英释义
noun
1. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas
constitutes 21 percent of the atmosphere by volume
the most abundant element in the earth's crust
Synonym: O atomic number 8
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