当然预测模型将永远不会像一点点手机可靠数据得出的结果那么可信。
Predictive modelling will never be as valuable as lots of boots on the ground collecting reliable data, of course.
1972年手机从提出想法到做出模型只用了90天，多亏了库珀在摩托罗拉的工程师间赞助的一场设计竞赛，许多其它部门的工程师也参与其中。
From idea to prototype took 90 days in 1972 as Mr Cooper sponsored a design contest among Motorola engineers-many from divisions he did not run.
应用推荐