短語詞組短語ascertainment bias 確認偏倚;測量偏倚single ascertainment 單個查証statistical ascertainment 統(tǒng)計推算indirect ascertainment 間接觀測terblowrial ascertainment 地麪上察看incomplete ascertainment 不完全確認;部分查証function ascertainment 功能定位Ascertainment Coinage 生造complete ascertainment 完全確認 返回 ascertainment