ash rock中文什么意思

火山灰凝灰岩

凝灰岩

• ash:    n. 1.【植物；植物学】?，?皮。 ...
• rock:    n. 〔古语〕(手纺用)卷线杆。
• ash:    n. 1.〔常 pl.〕 灰。 2. ...

例句与用法

1. Synthesizely contrasted the suonahu formation profile of the northern qiangtang basin and cuoqin basin of miocene epoch , used the intraclast ash rock as the marker bed of the suonahu formation
   对羌北盆地和措勤盆地中新世的唢呐湖组剖面作了综合对比，将内碎屑灰岩作为唢呐湖组的标志层。
2. Wudaoliang group is grayish - white , yellow - grey , dark - grey ash rock , which interbeded with the conglomerate , sandstone , a little amount mudstone , oil shale with unconsolidated sand mud rock
   五道梁群以灰白色、灰黄色灰岩为主，含有砾岩、砂岩，夹有少量泥岩、油页岩和未固结砂泥沉积。