单词:contamination free
contamination free的用法和样例:
例句
- Respirators should only be removed when the wearer is in an area that is considered free of airborne hazards, including confirmed or suspected influenza patients.呼吸防护口罩只能在无污染的环境中,包括无确诊或疑似流感病人的环境中摘除。
单词:contamination free 相关文章
Lesson 38 Water and the traveller 水和旅行者 First listen and then answer the following question. 听录音,然后回答以下问题。 What does this text describe? Contamination of water supplies is usually due to poor sanitation close to wat
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,
The government of New Zealand has launched an official probe into dairy exporter Fonterra in connection with its tainted dairy scandal in China. New Zealand government officials have been sent to Fonterra's offices in Auckland and Melbourne to invest
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
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,
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
1. Washington is not looking for a graceful exit from the Iraq war. This assurance comes from President Bush in a private meeting Thursday with Iraqi leader Nouri al-Maliki. During the meeting, Maliki
Task 1 考试日期: 2012.10.13 类别 邀请信 题目 Write a letter to invite your friend to a music concert. You should write: 1. what is the content of the music concert 2. where and when is the music concert 3. why do you think your friend wi
WRONG: The Lease does not provide for a period of time during which the Tenant is prevented to use the Premises. 错误用法:租约中并未指明房客不能使用所租房屋的时间界限。 RIGHT: The Lease does not provide for a period of ti
Warning System Keeps Swimmers Out of Polluted Water 加州预警系统使游泳者远离污水 The dry conditions in California are good for people who like to swim in the Pacific Ocean. Because of the drought, there is less water runoff from cities
AS IT IS 2015-03-23 Would You Eat Food from Fukushima? 你会吃来自福岛的食物吗? Thousands of delegates from around the world gathered this month in northeast Japan for a United Nations conference on disaster relief. Four years ago, the area
Lesson Eighteen 听力部分 Dictation: Please prepare your paper and pen. ___________ is always a _____________ for every _____. The ______________ of ____ contamination and ______________of food-borne _______ underscore the ____ for _________ in __
今天我们要学的词儿是recall。 Recall是指产品质量有问题,厂商或是质量监督部门宣布回收产品的意思。美国先进医疗光学公司的一种隐形眼镜护理液最近出了问题,The contact lens solution is bein
Idiom: Pot luck ( bring the meal together ) Hit the book: Fluctuation Thaw Defrost In plain sight Overblown Paranoid Parasite complication REFRIGERATOR STORAGE NEVER store uncooked meat, poultry, or fish above prepared items. Storing raw product on t
Enam: Katia, what are the environmental problems in your country? Katia: Well, I can think of three problems. One is water drought. The scarcity of water. Second, we have a lot of air pollution, and third a lot of deforestation. Enam: OK, so can you
Oil cleanup workers hired by BP search for tar balls as they work along white beaches in Pensacola Beach, Florida, 6 Jun 2010 Tourists are hitting the beaches in Florida for the start of summer, even as tar balls from the Gulf of Mexico oil spill was
Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,
Enam: Katia, what are the environmental problems in your country? Katia: Well, I can think of three problems. One is water drought. The scarcity of water. Second, we have a lot of air pollution, and third a lot of deforestation. Enam: OK, so can you
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
Todd: Now, Aaron, Australia's a big place. Can you describe the Australian landscape? Aaron: No worries. In Australia, there are cities and then there is country. Not many people live in the country, and the desert. About 70% of the population live o