13 小时
来自MSNTop 10 Aluminum-producing CountriesLearning about the aluminum production from countries around the world offers insight into the important industrial metal, ...
U.S. President Donald Trump substantially raised tariffs on steel and aluminum imports on Monday to a flat 25% "without ...
Copper smelting is ... on soil and plant communities. This approach involves defining boundaries based on soil contamination levels and assessing the ecological state of soils as an indicator ...
U.S. President Donald Trump's 25% tariffs on steel and aluminium sent gold to record highs on worries of widening trade ...
KABUL, Feb. 7 (Xinhua) -- An iron-smelting plant worth 200 million U.S. dollars will be opened in Maidan Shar city, the capital of eastern Afghanistan's Wardak province, the state-owned Bakhtar news ...
Additionally, as silicon metal plants have a certain procurement cycle for raw materials, the silicon coal currently used for production and smelting was mostly purchased before the price reduction, ...
Rather than being the product of one band on their own, metal was birthed from the collective effort of pioneering acts like Black Sabbath and Deep Purple, but the movement would have looked very ...
KABUL, Feb. 7 (Xinhua) -- An iron-smelting plant worth 200 million U.S. dollars will be opened in Maidan Shar city, the capital of eastern Afghanistan's Wardak province, the state-owned Bakhtar ...
At first a crusader for workplace safety, the trained physician railed against the use of the toxic and ubiquitous material ...
GeoProMining Group of Companies, which operates the Sotk gold mine and owns a majority stake in the Zangezur copper-molybdenum combine in Armenia through its subsidiary called Industrial Company, ...
Fans of the literary saga A Song of Ice and Fire (or its television adaptation, Game of Thrones) will remember that “Valyrian ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果