- hammer-mill age
- решётка молотковой дробилки
English-Russian mining dictionary. 2015.
English-Russian mining dictionary. 2015.
Hammer v. Dagenhart — Supreme Court of the United States Argued April 15–16, 1918 Decided June 3, 1918 … Wikipedia
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List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have … Wikipedia
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium