The first unit about cross-products,normal vectors and so on is actually useful now.
第一单元学得叉积、法向量这些,现在就有用了。
2
Companies are abandoning conventional functional departments and organizing employees into cross disciplinary teams that focus on particular products, problems or customers.
企业正在放弃传统的职能部门，将员工组织成跨学科团队，专注于特定的产品、问题或客户。
3
Companies are abandoning conventional functional departments and organizing employees into cross-disciplinary teams that focus on particular products, problems or customers.