单词：control level of surface contamination
单词：control level of surface contamination 相关文章
Except for the ruffling of waves, and the pull of the tides, you probably think of the ocean as pretty flat. You wouldn't expect it to have a geography, its waters piled up into lasting hills or sunk into valleys. Sea level ought to be pretty level,
英语时差8，16
aural radio range 无线电导航有声信标 aural reception 收听 aural transmitter 伴音发射机 aurora 极光 aurora australis 南极光 aurora borealis 北极光 autage 故障 authentication 确
电信英语
V.Main Measures to Cope with NuclearAccidents核事故应对处置主要措施 By referring the advanced international standardsand drawing on worldwide mature experience, Chinahas defined working measures to control, mitigateand cope with nuclear ac
英语笔译
环境问题一直雅思口语中经久不衰，比如近水之地、家乡可改变的地方、你关注的环境问题等等...下面雅思频道就为同学们整理了环境问题相关的词汇，希望同学们可以用到雅思口语话题中，
雅思英语
This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Youve probably heard about mercury contamination in fish. But a new study says that the toxin has climbed out of the water. Researchers from the College of William Mar
Scientific American(四)月
星级典句： 第一句：You may have another certificate showing the goods to be free from radioactive contamination. 你们要开具另一份证明书，以证明货物没有受放射线污染。 A: Mr. White, any other requirements? 怀特先生，
天天商务口语
污染物 aerosols气溶胶 / 气雾剂 agricultural wastes农业废物 asbestos石棉 commercial noise商业噪音 composite pollution混合污染 dioxins二恶英 hazardous substances危险物质 hazardous wastes危险废物 heavy metals重金属 h
英文语法词汇
China has set new goals for ecological and environmental protection in the Beijing-Tianjin-Hebei region, highlighting concerted efforts to control air and water pollution, and the conservation of resources. Under the plan, particles of PM2.5 -- in th
cctv9英语新闻2016年
Why Do Republicans Win So Many Offices in the US? 为什么美国共和党人能够赢得那么多席位? Barack Obama has won the last two presidential elections. Many Democrats believe Hillary Clinton can win if she campaigns in 2016. Even if she d
2015年VOA慢速英语(二)月
This is Scientific American 60 seconds science. Im S. Buschwik. Got a minute? During a physical exam, doctors pick up a lot from their patients including patients bacteria. To keep infections from spreading, physicians try to always wash their hands
2014年Scientific American(三)月
During the physical examine, doctors pick up blood from thepatients including that patient's bacteria. To keep infection from spreading,physicians try to always wash their hands between examines. But they don'talways scrub their stethoscopes. To see
2014年Scientific American(三)月
This is Scientific American -Sixty Seconds Science. I'm Sophie Bushiwick. Got a minute? During a physical exam, doctors pick up a lot from their patients, including that patient's bacteria. To keep infections from spreading, physicians try to always
2014年Scientific American(三)月
BEIJING, Aug. 9 (Xinhua) -- More than 6 million people had been affected by Typhoon Haikui in four provinces as of 8 a.m. Thursday, the country's flood control authority said. Typhoon Haikui, which made landfall early Wednesday morning in east China'
英语新闻
YICHANG, Oct. 30 (Xinhua) -- China's Three Gorges Dam on Sunday reached its designed highest mark, the second time for the world's largest water control and hydropower project to run at full capacity. The water level hit 175 meters at 5 p.m. after st
英语新闻
What are the characteristics we can control for? 我们能够控制那些特征？ Well I'm going to match families on country of birth and residence, 我考虑的匹配包括出生地和居住地， the demographics -- what sex, their age -- their i
TED演讲教育篇
But today's flight is no rescue mission. 但今次出航的目的不是救援 Its purpose is to deploy me into harsh glacier terrain high up in the Chugach mountains. 而是要把我撂在楚加奇山脉中 严酷的冰川高地上 I plan to rappel.
荒野求生
Sudden snowfall earlier this week blocked a national highway in Xinjiang Uygur Autonomous Region. The local traffic control department worked nearly 20 hours to clear the snow, and traffic in the area has now returned to normal. The snow started arou
cctv9英语新闻2015年
每一日你所付出的代价都比前一日高，因为你的生命又消短了一天，所以每一日你都要更积极。今天太宝贵，不应该为酸苦的忧虑和辛涩的悔恨所销蚀，抬
英文语法词汇
Chinese flood control authorities are warning of the potential for heavy flooding along the Yangtze River in the coming weeks. The National Flood Control and Drought Relief Headquarters has issued the warning amid heavy rains which have been pounding
2015CRI中国国际广播电台
Heavy rains have been battering the central and southern regions of China over the past few weeks. The downpours in central China's Hubei Province have killed five people, and left four missing, Roads, houses, power and water conservation facilities
2015CRI中国国际广播电台