graywacke
基本解釋
- n.硬砂巖
英漢例句
- The sandstones of the Turpan Basin belong mostly to graywacke and their compositional and textural maturity are generally low,indicating a strong erosional and rapid transportational environment.
吐-哈盆地的砂巖主要屬雜砂巖類，總的結(jié)構(gòu)成熟度和成分成熟度均較低，形成于強(qiáng)烈剝蝕、快速搬運(yùn)的沉積環(huán)境中。 - Its basement is mainly composed of Paleozoic epimetamorphic rocks and the cover mostly consists of Cretaceous graywacke and organic shale formation,as well as Cenozoic loose elastic accumulations.
筆者通過對前人資料分析研究后認(rèn)為：松遼盆地具有良好的成礦地質(zhì)條件和找礦前景； - lithic graywacke
石質(zhì)雜砂巖 - low rank graywacke
低級(jí)雜砂巖 - low-rank graywacke
低級(jí)雜砂巖