tonstein

tonstein

美 　英

• 網絡粘土巖；中火山灰蝕變粘土巖夾矸；高嶺石泥巖夾矸

例句

Instead, the coal rank can be forecasted by studying the change of the mineral in the tonstein intercalations.

反過來，我們也可以通過研究煤層夾矸的礦物成分變化來預測煤變質程度或變質階段的高低。

Application of Transient Rayleigh Waves Technique to Follow the Tracks of the Tonstein in Seam

應用瞬態瑞利波技術跟蹤探測煤層夾矸的變化

Characteristics and origin of tonstein intercalations in the anthracite bed of Jincheng mining area

晉城礦區無煙煤層中泥巖夾矸的變化特征及成因探討

Synthesis of Y-type Zeolite from Tonstein as Raw Material

以煤矸石為原料合成Y型沸石

Study on gangue of tonstein within No. 5 Coal-bed in Hulstai coal district, Ningxia

寧夏呼魯斯太礦區5#煤層粘土巖夾矸的研究