作为工业金属的铜,其走势被认为能准确预测全球宏观经济。铜因此被冠之“铜博士”的美称。 铜行情似乎再次归来。LME期铜来到了三年高位,昨日收报7027.00美元/吨;沪铜也在中国经济乐观预期的刺激下,升至逾四年高位。 掌管26亿美元资产的U.S. Global Investors CEO兼CIO Frank Holmes撰文强调,铜是“未来 ...
Potholes at Sculptured Rocks Road, Groton, New Hampshire, USA Shaocheng Ji Polytechnique Montreal Yesterday I visited the potholes on hard bedrock consisting of mega-crystals of feldspar porphyroclastic gneisses along the Cockermouth River in Grot ...