布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数,尤其是波动率。
Innovation in quarrying isn't just about new machinery; it's about reimagining our relationship with the earth we extract from.
预测未来的最好方式就是创造未来。
"A book is a garden carried in the pocket."
The true cost of seafood isn't just the price tag—it's the environmental impact.
我们做产品不是为了炫技,而是要解决实际问题。