Read Edit View history 原点矩 yuándiǎnjǔ raw moment Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 原点矩/原點矩 · yuándiǎnjǔ · raw moment 2026/03/04 原点矩 / 原點矩 yuándiǎnjǔ raw moment (statistics) moment about the origin 随机变量的一阶原点矩等于其数学期望。 created sense Mar 4, 2026, 02:25 AM