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японская чёрная (порода коров Вагю KatyaAkm) | |||
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каменноугольная смола (This preservative, which is very difficult to remove, has many names: Japanese Black, Japanese Varnish, Coal tar, Brunswick Black, Black Coating etc. Its precise composition varies greatly, but is always based on bitumen, a final distillate of crude oil.: As mentioned above, Japanese Black is used as a preservative on steel welding flanges, T-pieces, welding sockets, reducers and various types of welding bends. vecom.nl Dimohod) |
japanese black: 5 phrases in 4 subjects |
Biology | 1 |
Botany | 1 |
Construction | 2 |
Pulp and paper industry | 1 |