Mining and Geology. The inclination of a vein of ore or seam of coal from the horizontal; the dip or rise of a stratum, bed, etc.; spec. (a) the…
单词 | θ4806 |
释义 | the world > the earth > structure of the earth > structural features > vein > [noun] > inclination of (3) pitch1719 Mining and Geology. The inclination of a vein of ore or seam of coal from the horizontal; the dip or rise of a stratum, bed, etc.; spec. (a) the… hading1747 = hade, n.2; also attributive. hade1789 The inclination of a mineral vein or fault from the vertical; the complement of the dip. Also called underlay or underlie. |
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