A few thin sections show fresh variolitic texture . 少数薄片呈现新鲜的球粒结构。
Examinations of several thousand thin sections revealed a few examples of unaltered ferromagnesian and sulfide minerals . 经过对数千薄片的研究发现了少数未变化的铁镁和硫化物矿的实例。
In order to examine these microscopic features of a piece of wood it is necessary either to macerate the sample or to prepare thin sections . 为检查一块木材的显微特征,需将样品浸软离析或备成薄片。
In any case, only good quality thin sections prepared by impregnating the sandstone with coloured low-viscosity plastic should be used . 在任何情况下,都只能用浸染过有色低粘性塑料的砂岩所制成的高质量薄片。
Thin section ball bearings - inch design 薄断面滚珠轴承,英制
Thin section examination of rock 岩石薄片鉴定
I think it is necessary to do a thin section analysis to determine the lithology 我认为需要观察薄片才能确定岩性。
Methods paraffin method , semi - thin sectioning , and histochemical method were used 方法石蜡切片法、半薄切片法、组织化学法。
Ultra thin section 超薄切片
The most advantage of this method lies in the embedding blocks that are hard enough to be cut into thin sections 这种方法最大的优点在于聚合后的包埋块易于切成超薄切片,几乎不会有颤痕产生。