The natural mica slice was coated with TiO_2 by the homogeneous precipitationmethod in which titanyl sulfate(TiOSO_4) and urea were used as raw material.
利用硫酸氧钛和尿素的均一沉淀反应法，在天然矿物云母片上被覆ＴｉＯ_２薄膜，讨论了薄膜形成原理及影响膜层结构的工艺因素。
Based on plenteous field work and detailed petrological study, The HP(high pressure) - UHP(ultra high pressure) metamorphism terrains of Jiangling in eastern Dabie mountain are comprised of large blocks of gneisses, mica-schists and eclogites.
充分的野外地质考察和详细的岩石学研究表明,大别山东段江岭地区高压-超高压变质地体由大面积花岗质片麻岩、云母片岩和榴辉岩块体组成。
The metamorphic rocks in Xilingele complex mainly consist of biotite gneisses with plagioclase amphibolite lenses.
内蒙古东部出露的锡林格勒杂岩主要由中元古代原岩为火成岩的黑云母片麻岩和斜长角闪岩透镜体组成。