Thus, the boron-bearing rock system and the magnesian rocks are the foundation of the borate deposits, whereas regional metamorphism and migmatitization and tectonism are the necessary conditions.
含硼
系、镁质容
是硼形成的物质基础，区域变质及混合化作用、
造活动是硼形成的必要条件。
词条纠错
X
tectonism
n. 
造作用
造作用声明：以上例句、词性
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相似单词
tectology, tectonic, tectonic movement, tectonician, tectonics, tectonism, tectonite, tectonization, tectonoblastic, tectonoclastic,
译
