The current round of prices is the leading nonferrous metal stocks. 本轮行情的龙头就是有色金属股。
Many nonferrous materials do not have a definite endurance limit. 许多有色金属材料没有确定的持久极限。
Useable with all ferrous and nonferrous metals, including tin-coated steel, copper, brass, and other metals prone to staining. 它可以用在所有含铁金属和非铁金属上,包括镀锡钢,铜和其他有色金属。