单词volcanic arc
un.: 〔地〕火山弧
网络: 火山岛弧；火山弧亚相
〔地〕火山弧
Furthermore, the granite samples are located at volcanic arc granite area( VAG) in trace discrimination diagram.
此外，在微量元素构造环境判别图解上，花岗岩样品都落在岛弧区。
the Xingzi rock group and tectonic setting is the expansion of arc-arc or inter-basin, volcanic arc basalt.
星子岩群主要的构造环境是扩张弧后或弧间盆地，火山弧玄武岩。
The evolution and mineralization of the Jomda-Weixi continental marginal volcanic arc, southwestern China
江达-维西陆缘火山弧的形成演化及成矿作用