单词:chemically resistant polymer
单词:chemically resistant polymer 相关文章
It is estimated that over 400, 000 Americans every year die of smoking related diseases. But kicking the habit is not so easy. A new study finds that smokers who smoke menthol cigarettes could have mo
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t
This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because
Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c
Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor
This is Scientific Americans 60-Second Science. I am Karen Hopkin.This will just take a minute. For someone who smokes, there is nothing like that first nicotine rush of the day, but though taking a puff may bring smokers pleasure, it doesnt make the
Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene
[00:05.30]Hank cigarette go ahead permission [00:08.58]汉克(男名) 纸烟;香烟 进行;开始 允许;同意 [00:11.86]typewriter tape-recording male tobacco [00:15.60]打字机 磁带录音 男(性)的 烟草;烟叶 [00:19.33]smok
Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o
'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded
If you've ever struggled to carry out day-to-day tasks for fear of ruining a fresh manicure, a new product may be right up your street. 如果你在做日常家务时,担心破坏新做的美甲,现有一种新产品可能正对你的心意。 No
每个精品班第一次课上,当我问学生具体某道题的解题步骤时,他们总是告诉我先划关键词,而很少有人会提及审题的重要性。就这个话题笔者想发表一点不成熟的见解,笔者认为这种做法是
Is it necessary to forbid smoking? Give your reasons. People have smoked tobacco for thousands of years. Cigarette smoking can be hazardous to a persons health. But to forbid smoking merely for that reason, to my mind, is beyond question. First, ciga
今天要学的词是addicted。 Addicted是指上了瘾,或入了迷。报导说,从1998 到2004年之间,一些香烟的尼古丁成分增加了百分之十。这种情况 ...could make new smokers more easily addicted..., 能使刚开始抽烟
在审题上出问题的考生通常包括两类:一类是不知审题为何物,完全不审题;另一类是知道要审题,但这个过程只是流于形式,自欺欺人而已----题干没审透。下面小编和大家分享一下托福阅读中
神探夏洛克第一季第一集_9 你在干什么? What are you doing? 尼古丁贴片(戒烟用) Nicotine patch. 能帮助我思考 Helps me think. 如今在伦敦当老烟枪很难 Impossible to sustain a smoking habit in London these days. 不利大
spin vt.纺纱;说(故事) vi.旋转 The plant has a reputation for spinning fine wool yarn. 这座工厂织的细致羊毛线相当有名。 The sailor spun a story about his trip to Egypt. 这位水手叙述他到埃及的冒险故事。 The