单词	半正定方阵
释义	半正定方阵positive semidefinite matrix
随便看	time-to-amplitude conversion time-to-amplitude converter time to chopping time to chopping of switching impulse time to closest point of approach time to closest point of approach {= tcpa} time to closest point of approach (tcpa) time to closest point of approach {= tcpa} time to come （[古语]times to be ） time to crest time-to-depth conversion time-to-depth migration time-to-digital conversion time to digital converter time-to-digital converter time-to-digit conversion time-to-event data time to failure time-to-failure time to first failure time to full power time to go time to half value time to half value of a lightning impulse time to half value of an impulse