Ordinary Portland Cement (OPC) is a fine, gray powder made from a blend of limestone, clay, and a few additional minerals When it comes to choosing the right cement for a construction project, OPC ...

而夹在中间的，那些仅仅提供"工具价值"的企业和个人，将面临无差别的物理级抹杀。就像今天被Claude Design逼到悬崖边上的Figma一样——你以为自己输在了产品迭代，其实你只是被降维打击了。