Huangtupo alkali granite was im placed in Yanshn Epoch.
黄土坡酸碱性花岗岩株属燕山期.
The deposit is an alkali-feldspar granite type Ta deposit.
该矿床为碱性长石花岗岩型钽矿床.
Research on alkali reactivity of artificial granite aggregate for Three Gorges Project
三峡工程花岗岩人工骨料碱活性试验研究
Alkali reactivity of artificial granite aggregate has been studied by various test methods from macro scope to microscope.
对花岗岩人工骨料从宏观到微观,用多种试验方法进行了大量的试验研究。
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