“horizon mining”的概念、定义、翻译、参考文献-科学参考

单词	horizon mining
释义	horizon mining [hǝ`rīz·ǝn ´mīn·iŋ] ^{MINING ENGINEERING} A system of mining suitable for inclined, and perhaps faulted, coal seams; main stone headings are driven, at predetermined levels, from the winding shaft to intersect the seams to be developed.
随便看	persistent current persistent-image device persistent spectral holeburning persistent virus infection persistent war gas persistron personal computer personal equation personal identification code personal information manager personality personality disorder personal locator beacon personal probability personnel carrier personnel monitoring Persoz's reagent perspective perspective axis perspective center perspective chart perspective plane perspective projection perspiration Pers sunshine recorder

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