除了政策限制正在有序解除，促使整车厂转向L4的现实推手是供应链。硬件层面，激光雷达成本大幅下降、高算力芯片规模化应用，特别是大模型让智驾研发提速，厂商们发力L4的时机已经成熟。
// 题目保证nums1的元素都在nums2中，无需额外判空
，这一点在同城约会中也有详细论述
If you purchase this set before March 3 (while supplies last), you'll also get a free Kanto Region Badge Collection set.
As navigator, Lovell took with him a sextant to take star readings - in case the computers failed and they had to find their own way home.