The Yungang Grottoes的意思|示意

Back light in the Yougang Grottoes, appeared together with Buddhist statues, had direct relations with art origin of the Yungang Grottoes.

云冈石窟背光，与佛教造像同期出现，与云冈的艺术源流有直接关系。

Carbonate cement is universally more than 10% in sandstones of the upper Yungang formation in Yungang Grottoes area. It's mainly composed of ferriferous calcite and ferriferous dolomite.

云冈石窟地区云冈组上段砂岩中碳酸盐胶结物的含量普遍在10%以上，其主要矿物成分为含铁方解石和含铁白云石。

To know the current status of airborne pollution in Yungang Grottoes, main substantial composition of the deposition of airborne particles is analyzed by means of XRD, SEM (EDAX), and microscope.

为了解云冈石窟大气中粉尘污染的现状，用X射线衍射、扫描电镜(EDAX)和显微镜对大气中粉尘的主要物质成分进行了分析。

Four corners pattern existed in the middle period of Northern Wei Dynasty at Yungang grottoes courtyard also reflect the connection with the Hexi Corridor.

云冈北魏中期石窟天井所见四角叠涩图形、西域式飞天，又反映了与敦煌的联系。