标签：降低pm密度 相关文章

经典英语游戏在线玩 厨房找字母小游戏

[全屏观看] 点击右键- 另存为 可保存这个Flash影片

发表于:2018-11-29 / 阅读(247) / 评论(0) 分类 经典英语游戏在线玩

VOA常速英语2015--新技术降低废金属分离成本

Scrap-Metal Separation May Become Cheaper 新技术降低废金属分离成本 According to the Environmental Protection Agency, the United States throws 14.8 million tons of scrap metal into landfills every year. One of the main reasons is the diffi

发表于:2018-12-16 / 阅读(72) / 评论(0) 分类 VOA标准英语2015年(二月)

VOA双语新闻：6、抗击贫穷有助降低妇女艾滋感染率

Financially empowering young women in poor countries may help protect them against sexually transmitted diseases. A new study shows that addressing poverty can help prevent risky behavior. 增加贫穷国家年轻女性的财政能力将能帮助她们

发表于:2018-12-19 / 阅读(72) / 评论(0) 分类 VOA双语新闻 2012年2月

VOA双语新闻：降低药价，帮助病人免陷贫困

Medicines can be expensive and often make up a large portion of any family's health care budget. And the burden can be even greater for people in poor countries, where the cost of vital medicines can push them into poverty. 药品有时很贵，通常会

发表于:2018-12-19 / 阅读(81) / 评论(0) 分类 VOA双语新闻 2010年9月

NPR边听边练226:美计划降低学生贷款利率

以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握大意。 2、继续听，特

发表于:2018-12-26 / 阅读(74) / 评论(0) 分类 NPR边听边练

NPR边听边练218:色情短信丑闻大幅降低纽约市长候选人支持率

以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握大意。 2、继续听，特

发表于:2018-12-26 / 阅读(71) / 评论(0) 分类 NPR边听边练

学生带着手机去学校会降低自己的学习成绩

带着手机去学校会降低学生的成绩 There is bad news for students who like to use their mobile phones while they study. New research shows that students do not learn very well when they are texting and checking their social media accounts.

发表于:2018-12-27 / 阅读(88) / 评论(0) 分类 英语生活新闻

60秒科学:降低快餐中的胆固醇

Restaurant patron: Gimme the chocolate milkshake and the cheeseburger deluxe. Waitress: Thats the cheeseburger with lettuce, tomato, onion, fries and statin pill, coming right up. That scene could someday happen, if researchers at Imperial College Lo

发表于:2019-01-02 / 阅读(149) / 评论(0) 分类 60秒科学

合理的饮食和适当的锻炼能够降低糖尿病发病率；华盛顿故乡植树造

62 合理的饮食和适当的锻炼能够降低糖尿病发病率；华盛顿故乡植树造林 SCIENCE IN THE NEWS - September 4, 2001: DigestStaff VOICE ONE: This is Bob Doughty. VOICE TWO: And thi

发表于:2019-01-02 / 阅读(190) / 评论(0) 分类 自然探索

VOA慢速英语2013 非洲经济增长缓慢降低贫困率

AS IT IS 2013-10-09 African Economic Growth Slow to Lower Poverty Rate 非洲经济增长缓慢降低贫困率 From VOA Learning English this is As It Is. Welcome back. Im Caty Weaver. Today we report on inventors, innovators and craftspeople -- both

发表于:2019-01-12 / 阅读(198) / 评论(0) 分类 2013年VOA慢速英语(十)月

VOA慢速英语2014 全球互联网自由度在降低

AS IT IS 2014-12-11 Internet Freedom Shrinks Worldwide 全球互联网自由度在降低 A new report says a growing number of nations are restricting parts of the Internet to the public. It says these countries also are passing laws that permit grea

发表于:2019-01-12 / 阅读(81) / 评论(0) 分类 2014年VOA慢速英语(十二)月

VOA常速英语2015--运动有助降低健康年龄

运动有助降低健康年龄 Every morning, Tony Diamond goes to a local park for an hour of fast walking. Then he runs for another hour. He also goes to a gym two or three times a week for muscle training. The retired navy captain won three medals

发表于:2019-01-14 / 阅读(89) / 评论(0) 分类 VOA标准英语2016年(一月)

VOA常速英语2105--新装置或能降低战斗机飞行员失去意识情况

新装置或能降低战斗机飞行员失去意识情况 Two different physiological situations can lead to a pilot's loss of consciousness,says Elbit Systems senior research and development director, retired fighter pilot YaronKranz. 埃尔比特系统

发表于:2019-01-14 / 阅读(93) / 评论(0) 分类 VOA标准英语2015年(十二月)

让学生吃蔬菜来降低肥胖率

让学生吃蔬菜来降低肥胖率 WHITE HOUSE The kindergarten students at John Burroughs Elementary School are staying an hour later on this day not to brush up on their reading or math skills, but to taste kale many for the first time. 约翰伯勒

发表于:2019-01-14 / 阅读(93) / 评论(0) 分类 VOA标准英语2015年(十一月)

VOA双语新闻：3、美国依靠私营监狱降低费用

美国依靠私营监狱降低费用 The southern U.S. state of Louisiana has the world's highest incarceration rate. With about one in 90 adults in the prison system, the state is looking for ways to keep the facilities from overcrowding and incarce

发表于:2019-01-18 / 阅读(115) / 评论(0) 分类 VOA双语新闻 2013年12月

【英语时差8,16】如何降低你的电费？

How To Lower Your Electricity Bill At the end of the day, just before going to bed, you go through the house to do an energy check. You make sure all the lights are off, the oven is cold, the iron is unplugged. So now youve done your duty as a good e

发表于:2019-01-22 / 阅读(83) / 评论(0) 分类 英语时差8，16

新研究表明健康的生活方式可降低遗传性心脏病病发的风险

A team of US researchers have found that those who have a high genetic risk of cardiovascular disease can cut the probability of a heart attack in half by following a healthy lifestyle. 美国的一组研究人员发现对于那些遗传性心脏病患

发表于:2019-02-01 / 阅读(81) / 评论(0) 分类 实用英语

学个词Learn a Word 第1204期 lower

今天我们要学的词是lower。 Lower, 做为动词，有降低的意思。 A new study says drinking coffee may help lower women's risk of stroke, 一项最新研究发现，喝咖啡有助于降低女性患中风的风险。 The easiest way to

发表于:2019-02-06 / 阅读(93) / 评论(0) 分类 英语单词荟萃

【英语时差8，16】静思降低心脏病危险

Meditation isn't just for people seeking spiritual enlightenment. As you're probably aware, many people use meditation to relax. Relaxation isn't simply a state of mind. Meditation produces physiological effects that actually reverse the risk of card

发表于:2019-02-15 / 阅读(113) / 评论(0) 分类 英语时差8，16

篮球英文堂 第83期:专业老司机教你接球投篮(3)

If you are standing straight up 如果你站直去接球 And someone throws at you 你的队友传球给你 Now you have to go down pump fake and trying and drive 那么现在你需要下蹲，做投篮假动作并尝试突破 or if you are standing

发表于:2019-02-19 / 阅读(69) / 评论(0) 分类 篮球英文堂
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