crustal alteration是什么意思

用法例句

Abundance of mercury in crust,rocks and loose sediments;

汞在地壳、岩石和疏松沉积物中的分布

Crustal structure and its features in the northwest margin of Bohai bay and adjacent areas;

渤海湾西北缘及其邻近地区地壳结构与构造特征

Crustal S-wave Q estimated from M_L amplitude I:attenuation in different tectonic regions of China;

利用M_L振幅研究地壳横波Q值I:不同构造区的衰减特征

During the electrodes buryied beneath the shallow earth surface were supplied with direct current, the electric-field distribution in anisotropic earth crust could be calculated by applying image method and electrostatic analogue method in electromagnetics.

以垂直于介质主轴方向的平面作为两种介质的分界面研究,对埋在较浅地表中的直流电极,以及其向大地供电而引起的各向异性地壳中的电场分布。