Semiconductor device structure and method for manufacturing the same

The present invention proposes a semiconductor device structure and a method for manufacturing the s

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SULFATED DERIVATIVE OF GASTRODIA ELATA POLYSACCHARIDE, PREPARATION METHOD AND USE THEREOF

The present invention discloses a sulfated derivative of polysaccharide extracted from gastrodia ela

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A PROCESS FOR PREPARING ETHYLENE GLYCOL USING CELLULOSE

A method for preparing ethylene glycol from cellulose uses the cellulose as the feed for the reactio

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Chlorinated poly(propylene carbonate) and preparation method thereof

This invention provides a chlorinated poly(propylene carbonate) and the preparation method thereof,

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Apparatuses and methods for detecting wave front abberation of projection objective system in photolithography machine

Apparatus and methods for detecting wave front aberration of a projection objective lens in a photol

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Display drive with permutation and superposition gray-level control

A display driver circuitry with permutation and superposition gray-level control comprises a gray-le

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Yellow light afterglow material and preparation method thereof as well as LED illuminating device using same

The invention relates to a yellow light afterglow material and a preparation method thereof as well

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Method for detecting biochemical oxygen demand

The present invention provides a method for detecting biochemical oxygen demand. Active sludge, surf

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The process for the preparation of 3,3',4,4'-biphenyltetracarboxylic acid and its derivatives

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CHLORINATED POLY(PROPYLENE CARBONATE) AND PREPARATION METHOD THEREOF

This invention provides a chlorinated poly(propylene carbonate) and the preparation method thereof,

发布时间： 0000-00-00