资讯

Copper futures tumbled after the Trump administration imposed tariffs on copper imports but carved out an exemption for ...
Crunching the numbers on over 137,000 participants over a 16-year time period in 21 countries, the researchers found that ...
This study quantifies how much energy the human body harvests from gut microbial fermentation of dietary fiber, integrating ...
President Trump imposed a 50% tariff on semi-finished copper imports, sparing refined metal to limit impact on domestic costs ...
The US copper market suffered its largest intra-day fall on record after President Donald Trump shocked traders by exempting ...
Copper prices slumped after the U.S. exempted refined copper from imports tariffs in a surprising near-complete rollback. LME ...
Comex copper plunged over 19% in minutes after Trump excluded refined metal from his planned import tariff - the largest ...
JAKARTA, July 16 (Xinhua) -- The Indonesian government will export only processed copper, products that have undergone domestic downstream processing, to the United States, said R ...
Temporally refined LUR models captured 40% (summer) and 10% (winter) more of the spatial variance compared with regulatory monitoring data.