单词:precooling system with water and impure nitrogen
单词:precooling system with water and impure nitrogen 相关文章
This is the VOA Special English Agriculture Report. Fertilizer use differs from country to country, and from too little to too much. Nitrogen and phosphorus can produce big crops. But they can also pollute water and air. A recent policy discussion i
This is the VOA Special English Development Report. A few degrees can make a big difference when it comes to food storage. Foods can go bad if they get too warm. But for many of the world's poor, finding a good way to keep food cool is difficult. Re
New Words 6B @ accordance n. [U] (in ~ with) according to 按照;依据 @ duration n. [U] the length of time that sth. lasts 持续期间 @ rotate v. turn around a fixed point, or make sth. do this (使)旋转;(使)转动 @ circular a. sh
This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. The Chesapeake Bay could get helped by a new antipollution expert: farmed oysters. For decades, the Chesapeake has been plagued by excess nutrients, such
图片1 aerial n.天线 例句:The picture is much clearer with the new aerial. 装上新天线后画面清晰多了。 nitrogen n.氮 例句:Air consists chiefly of nitrogen. 空气主要由氮气组成。 oxygen n.氧 例句:Trees relea
055 The Daisy There was a house where various kinds of flowers were blooming in the front yard. In every May, spring flowers came into bloom beautifully. Tulips, roses and peonies boasted their lovely figures. The Daisy A Daisy on a small part of the
AGRICULTURE REPORT - Bird Flu: Composting the Remains of Farm BirdsBy Mario Ritter Broadcast: Tuesday, February 28, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers usuall
Very small pieces of plastic, called microfibers, are polluting rivers and oceans. The source of these microfibers may surprise you: your clothes. Clothes worn for outdoor activities and exercise are often made of synthetic material, like polyester o
STATEMENT OF MANUFACTURING EXPENSES FROM AJI-02 Sup.4 For the year ended JULY.31,1998 MONETARY UNIT: YUAN ITEMS LINE NO. THIS YEAR'S THIS MONTH'S LAST YEAR'S PLAN ACTUAL ACTUAL Salaries and wages Depr
The US Environmental Protection Agency lists stormwater as the primary cause of water pollution in the United States. Roads, shopping centers and housing developments are generally seen as enhancing a community's quality of life. But they can also di
新gre作文写作考察考生完成题目过程中是否能够融合批判性思维和分析写作能力,以下是gre考试写作部分issue的优秀写作实例,通过这些优秀范文或是习作,考生可以借鉴里面的短语、句子或思
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
KELLY MCEVERS, HOST: For millions of Americans, what they flush down the toilet goes into a septic tank. Septic tanks are convenient, but sometimes they pollute our waterways. Scientists are trying to track down that pollution with help from a federa
We were left with this atmosphere made of molten rock and vaporous rock. It took millions of years for that atmosphere to fall out and to be replaced by an atmosphere made up of nitrogen and carbon dioxide and water vapour. These new gases came from
5The Lord said to Moses, 2Command the Israelites to send away from the camp anyone who has an infectious skin disease or a discharge of any kind, or who is ceremonially unclean because of a dead body. 3Send away male and female alike; send them outsi
AGRICULTURE REPORT - Food for Crops: How to Get the Most From Organic Fertilizer By Mario Ritter Broadcast: Tuesday, August 23, 2005 I'm Shep O'Neal with the VOA Special English Agriculture Report. Th
Man, born of woman, is of a few days, and full of trouble; 人从呱呱落地,只是短暂的几天,麻烦不断; He cometh forth as a flower, and is cut down; 他初如鲜花哪堪折; He fleeth also as a shadow, 像影子一样循去, And
Voice 1 Welcome to Spotlight. I'm Joshua Leo. Voice 2 And I'm Liz Waid. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. pain ... brot ... chapati ... naan ..
Dead Zones in the Ocean 所谓海洋死区是指由于海水富营养化日益严重,导致海水中含氧量减少,鱼类等生物无法生存的区域。科学家介绍,人类过量使用化肥、大量生活垃圾、车辆和工厂排放的废