国际钴市走势取决于投机者从去年下半年开始到今年２月份，国际钴自由市场一路走高，因此今年钴价将继续上涨观点占上风，这对钴的消费者产生了巨大的心理压力。其实按供求关系讲，去年下半年应是基本平衡或略有过剩，所以钴价理应平稳或下跌。造成去年下半年以来钴价上升... The international cobalt market trend depends on speculators from the second half of last year to February this year, the international cobalt free market has been on the rise, so this year cobalt prices will continue to rise the view of the upper hand, which has a tremendous psychological pressure on cobalt consumers. In fact, according to the relationship between supply and demand, it should be basically balanced or slightly surplus in the second half of last year, so the cobalt price should have stabilized or declined. Caused the increase in the price of cobalt since the second half of last year...