dry substance — сухое вещество
pure substance — чистое вещество
harsh substance — твёрдое вещество
horny substance — роговое вещество
toxic substance — ядовитое вещество
The English-Russian dictionary general scientific. 2015.
analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… … Universalium
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