polymer

From Longman Dictionary of Contemporary EnglishRelated topics: Compoundspolymerpol‧y‧mer /ˈpɒlɪmə $ ˈpɑːlɪmər/ noun [countable] HCCa chemical compound that has a simple structure of large moleculesExamples from the Corpuspolymer• Y., is made of an advanced polymer instead of metal.• Researchers are experimenting by augmenting the system with fiber-optic sensors and polymer composites.• In this chapter we shall deal with linear or branched polymers and treat the swelling of networks in chapter 14.• One will make and analyse new kinds of polymers, ceramics and alloys.• Why, even plastic components are coded, enabling the polymers to be broken down, so they can be used again.• They do this by coating a metal electrode with the polymer and then varying the voltage applied to the metal.• For practical purposes T m is taken to be the melting temperature of the undiluted polymer irrespective of the crystalline content.• These grow in size until osmotic and elastic forces balance or, in weak polymers, until fractures occur.Origin polymer (1800-1900) Greek polymeres “having many parts”, from meros “part”

单词	polymer
释义	polymer From Longman Dictionary of Contemporary EnglishRelated topics: Compoundspolymerpol‧y‧mer /ˈpɒlɪmə $ ˈpɑːlɪmər/ noun [countable] HCCa chemical compound that has a simple structure of large moleculesExamples from the Corpuspolymer• Y., is made of an advanced polymer instead of metal.• Researchers are experimenting by augmenting the system with fiber-optic sensors and polymer composites.• In this chapter we shall deal with linear or branched polymers and treat the swelling of networks in chapter 14.• One will make and analyse new kinds of polymers, ceramics and alloys.• Why, even plastic components are coded, enabling the polymers to be broken down, so they can be used again.• They do this by coating a metal electrode with the polymer and then varying the voltage applied to the metal.• For practical purposes T m is taken to be the melting temperature of the undiluted polymer irrespective of the crystalline content.• These grow in size until osmotic and elastic forces balance or, in weak polymers, until fractures occur.Origin polymer (1800-1900) Greek polymeres “having many parts”, from meros “part”
随便看	grow into grow into somebody/something grow maudlin grow old grow on grow on somebody grow out grow out grow out of grow out of something grow rapidly grow rapidly/slowly/steadily grow restless grow slowly grow something from seed grow something ↔ out grow steadily grow to hate etc grow to like etc grow to like/hate/respect etc grow to respect etc grow unchecked grow up misadventure misalliance