一是国内核心材料与精密制造不足。如核心零部件涡轮叶片所需的单晶高温合金制备技术被国外垄断，国内机床设备和加工工艺也达不到纳米级精度要求；
The Kennis brothers examine the 3D print-out of the skull of Shanidar Z. This is what they used as a basis for the recreated head.
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Simple Default Changes。谷歌是该领域的重要参考
Do a second pass to clean up the code/comments and make further optimizations
从实际情况来看，头部AI制药企业也确实为行业描摹出技术奇点到来之后的高增长路径。英矽智能，正是一个极具代表性的观察样本。