Many installations use a tandem combination of two valves. 許多情況下都是采用兩個(gè)閥門(mén)串聯(lián)安裝。
We report one classic MSUD case with good outcome.The early diagnosis was achieved by tandem mass spectrometry screening. 本文報告一持續追蹤預后良好之典型楓糖尿癥病人,其早期診斷乃藉由快速精確之串聯(lián)式質(zhì)譜儀篩檢所達成。