螺旋形聚合物

helical polymer的用法和样例:

例句

  1. Compared to imported commercial additives, the application of comb polymer dispersant synthesized by macromonomer method in industrial coatings was studied in this paper.摘要对比研究了利用大分子单体制备得到的梳形聚合物分散剂与国外同类产品在工业涂料体系中的应用性能。

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

发表于:2018-12-24 / 阅读(184) / 评论(0) 分类 Scientific American(四)月

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

发表于:2018-12-24 / 阅读(206) / 评论(0) 分类 Scientific American(三)月

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

发表于:2018-12-24 / 阅读(182) / 评论(0) 分类 Scientific American(一)月

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

发表于:2019-01-02 / 阅读(193) / 评论(0) 分类 60秒科学

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

发表于:2019-01-08 / 阅读(253) / 评论(0) 分类 Scientific American(九)月

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

发表于:2019-01-08 / 阅读(191) / 评论(0) 分类 Scientific American(二)月

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

发表于:2019-01-08 / 阅读(245) / 评论(0) 分类 Scientific American(四)月

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

发表于:2019-01-12 / 阅读(154) / 评论(0) 分类 2016年VOA慢速英语(九)月

'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

发表于:2019-01-14 / 阅读(276) / 评论(0) 分类 VOA标准英语2016年(二月)
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absence of contact
accessories before the fact
acender
agricultural adjustment
alcavala
aliene
all tight
bed blocker
benzoyl isocyanate
Boolean circuit
Boyer's cyst
bumbailiffs
cambowl
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Chernyayevo
chitotriosidase
choledochogastrostomy
comes to life
competitiveness indicator
continuous bilinear functional
contractor's
cursor control keys
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diluted shares
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Drucker
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eatin' out
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eroticisations
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experiently
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file unit shared
flobbing
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getting round to
hang room
Hartberg
heavylidded
horzontal measure
in a jam
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isopreference
Khārzār, Kowtal-e
kre-
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labefactate
laser-gated night vision sight
law of value
lay up trouble for oneself
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m'ija
Mannea
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Phaistos
Piper yinkiangense
planet of the apes
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Protomastigida
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reserve for abatement of taxes
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SPA-S-222
space-adventure
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tight-and-loose pick
unmagnetical
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weight of evidence
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