principal component

常见例句

As the principal component in glass, silicon dioxide was used as early as 5000 BC.
作为玻璃的主要成分，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.
沿着故障方向，测量数据逐步逼近主成分子空间可以实现数据的重构。
Through principal component analysis, we have synthesized numerous indexes, (eliminated) information overlapping of the sample, and reduced the input dimension of BP network.
通过主成分分析法将众多指标进行综合，消除样本间的信息重叠，降低BP网络的输入维数。

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.
FORBES
In 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?