常見例句雙語例句As the principal component in glass, silicon dioxide was used as early as 5000 BC.作為玻璃的主要成分,二氧化硅早在公元前5000年就被使用。Fault can be reconstructed by sliding the measure to principal component subspace along the direction of fault.沿著故障方向,測量數(shù)據(jù)逐步逼近主成分子空間可以實現(xiàn)數(shù)據(jù)的重構(gòu)。Through principal component analysis, we have synthesized numerous indexes, (eliminated) information overlapping of the sample, and reduced the input dimension of BP network.通過主成分分析法將眾多指標進行綜合,消除樣本間的信息重疊,降低BP網(wǎng)絡的輸入維數(shù)。權(quán)威例句Methane is the principal component of natural gas, and massive amounts of it are trapped in reservoirs beneath the sea floor and under a layer of the ice-like substance.FORBESIn the case of the yen, however, a much larger factor has been so-called Abenomics, whose principal ostensible component is massive quantitative easing.FORBES: The Dollar Is Flying High -- But How Long Will The Rally Last? 返回 principal component