calcareous tuff

常見(jiàn)例句

雙語(yǔ)例句

• Building material including concretes, calcareous tuff and glass.
  建筑材料包括混凝土、石灰華和玻璃。
• The Saliyak melange consists of dark-gray to black muddy and silty microclastic rock with intercalation of grayish purple and grayish green calcareous and muddy shale, marl and tuff.
  西昆侖賽力亞克混雜堆積由形態(tài)、顏色和大小各異的沉積巖塊體以及黑色泥質(zhì)粉砂巖夾灰紫綠色鈣質(zhì)頁(yè)巖、泥灰?guī)r和層凝灰?guī)r的基質(zhì)組成。
• The original rocks of the mineral deposit are rhyolite and tuff. Due to hydrotherma1 alteration under proper conditions the ore can be formed. It is also shown that the bentonites are calcareous ones.
  綜合研究表明，該礦床是以流紋巖及凝灰?guī)r為成礦原巖，在特定的條件下，經(jīng)熱液蝕變改造而形成的礦床。
  geology.nju.edu.cn
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