我想它被氧化了。
这样就可以防氧化了嘛。
(我想它被氧化了)。
无论是什么物质氧化了甲烷，自身都会在这一过程中殆尽，因此也需要不断的被补充。
Whatever oxidises the methane would itself get used up in the process, and so would also need to be replenished.
可能是修复氧化了的基因材料的细胞工具，或者是中和自由基的分子——由机体自身产生或通过饮食摄入。
These can be cellular tools that repair oxidised genetic material, or molecules that are either manufactured by the body itself or consumed through the diet, which neutralise free radicals.
他们拯救了0.3平方公里雨林，净化了一百万公斤二氧化碳，给非洲赠送了两万两千本图书，并为缺粮少食的人购买了两万公斤大米。
They have saved 0.3 km2 of rainforest, cleaned up million kg of CO2, sent 22,000 books to Africa, and bought 20,000 kg of rice for people without enough food.
干木材重量的大约一半是由碳组成的，如果树腐化了，或被燃烧了，大部分碳都会以二氧化碳的形式释放出来。
Roughly half the dry weight of a tree is made up of stored carbon, most of which is released when the tree rots or is burned.
海水吸收更少的声音是由于矿物燃料燃烧产出的二氧化碳渗漏到海洋中并酸化了海洋。
Seawater is absorbing less sound as carbon dioxide from fossil-fuel burning seeps into the ocean and acidifies it.
后来萃取的方法更加更高科技化了，卡普阿公司的高压低温设备能将刺激物，bergaptene(一种脂)与油分离；然后将香油储存在氮气中防止其氧化。
Then it gets rather more high-tech. Capua's high-vacuum, low-temperature equipment removes bergaptene, an irritant, from the oil; and it is then stored under nitrogen gas to stop it oxidising.
产品分离出来以后，过滤掉杂质，在干燥剂里去除水蒸汽，净化了的二氧化碳被压缩液化。
Once the product has been isolated, impurities are filtered out, moisture is removed in driers, and the purified carbon dioxide is compressed for liquefaction.
在熔化了的钢中加入石灰、氟石和铁的氧化物，就可以把钢提纯。
Refining is achieved by the addition of lime, fluorspar and iron oxide to the melted steel.
优化了柠檬酸盐凝胶法制备纳米氧化镍粉体的工艺条件。
The optimum process for preparing nanometer nickel oxide by the citrate-gel method was studied.
这是由于发电站释放出来的氮氧化物在温暖和晴朗的气候和天气条件下催化了臭氧的形成。
They are caused by nitrogen oxides from power stations that catalyse the formation of ozone in warm and sunny conditions.
在此保持时间内，绿叶中的酶催化了一些成分的氧化作用，这些氧化作用的结果使得颜色，味道和香气发生了变化。
During this holding period enzymes in the green leaf catalyze the oxidation of constituents which results in changes in color, taste, and aroma.
对低含量水质样品采用了碱金属氢氧化物共沉淀，简化了样品富集程序，提高了测试灵敏度。
The alkali hydroxide co-precipitation for low content water sample is employed to simplify the sample enrichment process and the monitoring sensitivity is improved.
依据溶剂萃取理论及氧化脱硫原理，应用正交实验设计优化了柴油氧化脱硫工艺。
Based on the theory of solvent extracting and the principle of oxidative desulfurization, the oxidative desulfurization technology of diesel oil is optimized by orthogonal experiments.
菸酸与二乙胺、三氯氧磷作用，再经氢氧化钠中和，加入纯碱使反应液中的产品与水分层，取代有机溶剂萃取工艺，简化了操作，降低了消。
Instead of extracted by organic solvents, sodium carbonate was used to separate the product and water, thus the following press was simpler and the cost was lower.
用无机方法合成了钛硅分子筛催化剂TS-1，并优化了TS-1催化环己酮氨氧化反应的条件。
TS-1 zeolite was synthesized with inorganic materials, and ammoximation of cyclohexanone in the presence of titanium-silicalite-1 (TS-1) catalyst was studied.
采用本发明的氧化锌透明电极取代传统的氧化铟锡透明电极，简化了制备工艺，降低了成本。
With the traditional tin indium oxide transparent electrode replaced by the zinc oxide transparent electrode of the invention, the manufacturing process is simplified and cost is lowered.
采用本发明的氧化锌透明电极取代传统的氧化铟锡透明电极，简化了制备工艺，降低了成本。
With the traditional tin indium oxide transparent electrode replaced by the zinc oxide transparent electrode of the invention, the manufacturing process is simplified and cost is lowered.
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