The interlayer space of lamellar liquid crystal was deter-mined by small angle X-ray diffraction.
用小角度X射线衍射方法测定了层状液晶各种组分变化的层间距离；
2
The Polycrystalline structure and the phase composition of cordierite kiln furniture are deter-mined by means of X-ray and electron microscope.
利用X-射线衍射分析和电子显微镜分析的结果，确定堇青石窑具的多晶结构和各晶相的含量；
3
Elizabeth did not reply, but left the room silently, deter - mined to ask her father, if necessary, to make her refusal clear to the self-deceiving Mr Collins.