The septum, lateral, anterior and inferior walls of the mitral annulus were displayed, and selected for DTI spectral sampling.
记录二尖瓣环侧壁、间隔、前壁和下壁的运动频谱。
We studied reflecting spectral change characteristics in the depth profile of major soils in Hunan province through field sampling and lab analysis.
通过野外采样和室内测定，研究了湖南省主要类型土壤反射光谱的剖面变化特性。
Spectral data sources of sandy land included single surface feature and composite surface feature, and their spectral data were measured by different sampling methods.
沙化土地光谱数据源分为单一地物类型级和复合地物类型级两种，野外测量时分别采取不同的采样方法。
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