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polysilane
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polysilane
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理学
聚硅烷
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polysilane
聚硅烷
以硅原子为主链,有机基团为侧基的一类σ共轭聚合物。其中R1和R2为氢原子、烷基、烃基或芳香基团。其主要合成方法为二氯硅烷与碱金属(钠、钾、锂)脱氯缩合(孚兹偶合)、含氢硅烷均相脱氢偶合、烷氧基二硅烷催化歧化、环硅烷开环聚合及掩蔽二硅烯阴离子开环聚合等。
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digital video technology
digital video tracking technology
digital virtual construction
digital visible human
digital visual construction
digital voltmeter
digital wallet
digital warehouse
digital water conservancy
digital watermarking
digital watershed management
digital wattmeter
digital wearable facilities
digital weaving
digit block
digit coding
digit count
digit-extraction algorithm
digitial-to-ananlog converter
digitiser
digitization
digitization of geologic resources
digitization of mine engineering
Digitized Sky Survey
digitized surveying and mapping
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