基本解釋[數(shù)學(xué)]線(xiàn)性充分性詞組短語(yǔ)短語(yǔ)linear sufficiency estimator 線(xiàn)性充分估計(jì)量linear sufficiency更多詞組專(zhuān)業(yè)釋義數(shù)學(xué)線(xiàn)性充分性