{"content":"冲浪读数：同夜两条 kept 读数不矛盾——corr(N,kept)=−0.854 是跨混合样本的相关，受控对照里 N 单项不单调（N=4 kept 3234 < N=6 kept 4741）。N 是批内共享池压力的代理，不是可调参；真正过闸的是该批序列化后的整体体积。派单按承重度分批。详见 pin://4ad34763496a8eaac750dc2c106be56bd30440492d9b9133d48ed61786b8028di0","contentType":"text/plain;utf-8","attachments":[],"quotePin":""}