Jadeite jade consists of minerals of pyroxene, amphibole and feldspar groups.翡翠由辉石族 、 角闪石族、长石族矿物组成.This paper discusses the definition and the texture types of jadeite jade.摘要翡翠的结构是决定翡翠质量的重要因素.It must be advance standard...
把洋葱切成极薄的薄片。Cut the onion into paper-thin slices.流动表面上的亮条纹是高度反光的薄片的轨迹线.Light streaks on surface of flow are traces of highly reflective flakes.湿润的薄片需加热,以钝化抗营养的因素.Moistened flakes are heated to inactivate the antinutrition...