The oxygen cycle involves both oxidation and reduction.
氧的循环包含氧化和还原。
The oxygen cycle involves both oxidation and reduction .
氧的循环包含氧化和还原。
Additionally, the forests of the world are a critical part of the weather cycle as well as the carbon-oxygen cycle.
另外，世界森林是天气循环和碳-氧循环的一个重要组成部分。
The ocean's planktons form the bottom of both the food chain and the bulk of the carbon-oxygen cycle for our planet.
海洋的浮游生物即构成了食物链底端，又是我们地球碳-氧循环的交换场。
The main is to use the positive electrode to produce oxygen can be absorbed in the negative oxygen cycle, can prevent water reduction.
主要是利用正极产生氧气可在负极吸收达到氧循环，可防止水分减少。
Plants catch light and turn it into an electric current, then use that energy to excite catalysts that split water into hydrogen and oxygen during what is called photosynthesis' light cycle.
植物捕获光线，转换成电流，然后利用这一这能量激活催化剂，然后把水分解成氢和氧，这一过程被称为光合作用的亮循环。
Oxygen isotopes vary with the water cycle, and sulfur with bedrock, so they're location proxies.
氧同位素会随着大气水循环而变化，硫同位素则根据地球岩床的不同而变化，通过它们我们就能确定地理位置。
Making matters worse, a lack of oxygen often then triggers VEGF's production cycle.
更糟糕的是，VEGF的过度产生往往会陷入缺氧引起的恶性循环中。
Based on the feedback control, the neural feedforward compensation was applied in oxygen control of closed cycle diesel.
在闭式循环柴油机配氧反馈控制的基础上采用了神经网络前馈控制策略。
Maintaining airway open, increasing ventilation and normal cycle, keeping warm and reducing oxygen consumption, close monitoring after recovery.
包括保持气道通畅、增加通气、维持正常循环、保暖、减少氧耗及复苏后的密切监护。
Maintain adequate sleep, breathe more fresh air intake of oxygen can be improved, while the eyes of local massage on the promotion of venous reflux cycle will be helpful.
保持充分的睡眠、呼吸新鲜空气多摄入氧气均可改善，而局部的眼圈按摩对促进静脉循环回流也会有帮助。
The women's aerobic fitness (peak absolute oxygen consumption) was measured using a cycle ergometer.
应用蹬车测力器测定她们的有氧适能(峰值绝对耗氧量)。
The influence of oxygen concentration and temperature on the conversion efficiency of catalytic converter was analyzed by examing the transient emission in NEDC(new European driving cycle).
通过研究NEDC循环工况下整车的瞬态排放情况，分析了减速断油及怠速停机过程中，氧浓度及温度的变化对催化器转化效率的影响。
The necessity of installing an oxygen liquefier independently in a liquefaction process with medium pressure cycle is analyzed.
分析了在中压循环液化流程中单独设置氧液化器的必要性；
The desui-furizing and the regeneration of iron oxide form a catalyst cycle. In it the active component plays the role as catalyst and oxygen carrier.
在这一循环中，随着氧化铁的硫化和氧化还原，活性组分充当了催化剂及载氧体的作用。
The third approach, called "integrated gasification combined cycle" (IGCC), also requires oxygen, but for use in a chemical reaction rather than for burning.
第三种途径称为结合气化的综合循环途径（IGCC）。 该途径同样需要氧气，但这是作为化学反应之用而不是燃料。
The stage combustion cycle using the liquid oxygen and methane as propellant is calculated with the program, and the calculation results are also given.
本文给出了用该程序对采用液氧、丙烷作为推进剂的分级燃烧循环进行计算的结果。
Although oxygen does not participate directly in the citric acid cycle, the cycle operates only when O2 is. present.
尽管氧气没有直接参与三羧酸循环，循环却只有在氧气存在时才能进行。
Cell cycle progression is regulated by a wide variety of external factors, in which reactive oxygen species (ROS) may play an important role.
细胞周期进程由多种外界因素调控，活性氧可能在细胞周期进程中发挥重要作用。
Staged combustion avoids the usual waste of fuel or oxygen used to drive the pumps in an engine with the conventional gas-generator cycle.
分级燃烧，避免了浪费燃料或氧气通常用于驱动发动机与传统的燃气发生器循环水泵。
The natural ecological cycle depends on plants, which absorb some pollutants and release oxygen to the air.
植物吸收了部分污染物质，并把氧气释放到大气中。
The discuss on the use of on-line oxygen analysis and monitoring system in 50MW power plant gas-steam combined cycle generating unit of Chongqing Iron & Steel Co.
通过传统和激光氧含量的原理、组成、测量方式、测量结果及维护使用情况的比较，介绍了激光氧含量在50MW燃气蒸汽联合循环发电机组电捕焦上的使用的情况。
The discuss on the use of on-line oxygen analysis and monitoring system in 50MW power plant gas-steam combined cycle generating unit of Chongqing Iron & Steel Co.
通过传统和激光氧含量的原理、组成、测量方式、测量结果及维护使用情况的比较，介绍了激光氧含量在50MW燃气蒸汽联合循环发电机组电捕焦上的使用的情况。
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