It is true that human activity is causing a steady, measurable decline in the oxygen content of the world's air, although as yet this decline is negligible.
的确，人类的活动导致全球空气中的含氧量在以稳定的，可以测量到的幅度下降。尽管如此，但这种下降是微乎其微的。
ATAC performs an automatic correlation of the planned mission flight data in the Air Tasking Orders and Airspace Control Orders with actual flight activity tracked by the ship's sensors.
舰载传感器跟踪的实际飞行活动时，ATAC系统自动关连空中任务命令和空域控制命令中的飞行计划任务数据。
Other factors include changes in solar activity, the increased water vapour that can be held by warmer air and soot and other particles produced by fossil fuel and wood burning in Asia.
其他因素包括太阳活动，通过温暖的空气、烟尘、在亚洲化石燃料和木材燃烧产生其他粒子的变化都可以增加水汽以至变暖趋势降低。
Australian climatologist will Steffens argued that climate change caused by human activity will fundamentally alter the air, land and oceans for tens of thousands of years.
澳大利亚气候学家威尔·斯蒂芬斯辩称，由人类活动引起的气候变化将完全地改变数万年的空气、土壤和海洋。
But you, dear reader, are indulging right now in activity that is equally as polluting as air travel: using a computer.
但是你，我敬爱的读者，正放纵于一项与空中旅行造成同等污染的活动：使用电脑。
CCS will monitor network activity and support defense operations in the event of an attack on Air Force networks.
CCS将监测网络活动和支持针对网络攻击事件的防卫行动。
In contrast to the EPA's regulatory activity of outdoor air pollutants, there is little in the way of regulation of indoor pollutants.
对照EPA室外空气污染的法规活动，几乎在室内污染的法规上无所作为。
Smart power grids, GPS navigation, air travel, financial services and emergency radio communications can all be knocked out by intense solar activity.
智能电网，GPS导航，飞机航行，金融服务，以及紧急无线电联络都可能受剧烈的太阳活动波及无法正常运行。
Ward says long ago volcanic activity spewed carbon dioxide into the air and warmed the oceans.
沃德说，很久以前火山活动把二氧化碳喷放到空气中，致使海洋升温。
He added that the activity levels of queen bumble bees and the lifespan of flowers may be highly sensitive to air temperatures, sunshine, precipitation and wind.
他又补充说，蜂王的活跃程度与花的寿命可能对气温，日照，降水和风的影响非常敏感。
As New Scientist's Feedback column has noted over the years, these snake-oil salesmen exploit a bafflingly persistent myth, that industrial activity has sucked much of the oxygen out of the air.
正如多年前《新科学家》杂志的反馈专栏所写的那样，这些卖骗人玩意儿的商人们利用一直存在的，令人困惑的却毫无根据的传说来欺骗消费者。说工业生产吸走了空气中大量的氧气。
The EU should strengthen its tiny naval cell that co-ordinates air and sea activity. The UN, along with the African Union (AU), should organise a coast guard to watch Somalia’s shore.
负责向索马里维和部队运送粮食的船只必须得到海军的护送，同 时欧盟应该强化可以协调海空作战的小型作战单位，并且应该联合非盟共同组建守望索马里沿海的海岸警卫队。
The particles can be transported through air or a hydrocarbon liquid without loss in enzymatic activity of the payload.
颗粒能通过空气或液态碳氢化合物运输，不会对有效负载的酶活性造成损失。
As altitude increasing, air pressure as well as oxygen pressure does decrease. Hypobaric hypoxia has become the main factor of interfering with life activity.
随着海拔高度的增加，大气压降低，氧分压随之下降，低压缺氧成为危害机体机能活动的主要因素。
Cargo sales agent. An enterprise authorized by operator to represent such operator to engage in the sales activity of air cargo transportation.
“货运销售代理人”是指经经营人授权，代表经营人从事货物航空运输销售活动的企业。
From the Angle of literary creation and criticism, artists' keeping air is a kind of active aesthetic activity, for he or she is trying to master or express artistically the beauty of life.
从文艺创作和批评的角度看，艺术家“养气”就是一种积极的审美活动，他在力求把握和艺术地表现生命之美。
The Air Force Research Laboratory’s Wright Research Site, at Wright-Patterson Air Force Base, Ohio, is the contracting activity for the project.
位于俄亥俄州Wright-Patterson空军基地的空军研究实验室Wright研究中心是本项目研发地。
Even in aerobic activity the thermo-formed and ergonomically adjusted contact surfaces enable the free flow of air on the back.
即使在有氧运动的热形成和变化，符合人体工程学的接触面，使空气在背面自由流通。
Like most other antioxidants, green tea polyphenols are oxidized and lose their activity when exposed to air.
像大多数其他的抗氧化剂，绿色的茶多酚是氧化和失去他们的活动，当暴露在空气中。
Cu complex of the surfactant have water soluble ability and surface activity, can catalyze the air oxidation of benzyl alcohol or Benzoin not only in DMF solution but also in alkali water solution.
表面活性剂铜配合物具有较好的水溶性和表面活性，不但在DM F溶剂中有效催化苯甲醇、安息香的空气氧化反应，而且在稀碱溶液中形成的金属胶束也可催化氧化苯甲醇。
Inside their multi-acre, open-air woodland habitat, their activity patterns resembled those seen in the wild.
在广大的露天林地栖息处，他们的活动模式类似于那些在野外的猩猩的活动模式。
Inside their multi-acre, open-air woodland habitat, their activity patterns resembled those seen in the wild.
在广大的露天林地栖息处，他们的活动模式类似于那些在野外的猩猩的活动模式。
应用推荐