单词island arc
un.: 岛弧；弧形列岛
弧形列岛
岛弧
Sediments washed into the basin from both the fore-arc ridge and island arc weigh down the crust in this area, creating the depression.
沉积物被从两侧的弧前脊和岛弧冲到盆地，使该处地壳承重增加，形成洼地。
The Kuril Island chain is built from a line of volcanoes, an island arc, that extends from Russia"s Kamchatka Peninsula to northern Japan.
千岛岛链是一条从俄罗斯的堪察加半岛延伸到日本北部的由一排火山组成的岛弧。
The tectonic setting is the combination of island arc related to a continent and an active continental margin.
沉积构造背景以大陆岛弧为主，兼有活动陆缘的性质。
Silurian-Devonian island-arc volcanic formation may be hosted in rock full of porphyry copper deposits.
志留-泥盆纪岛弧火山建造具备形成斑岩铜矿的有利背景；
coexisting rifted and island-arc types igneous rocks constructed multi-type reservoir bodies.
裂谷型和岛弧型火成岩并存，构筑了多种类型的储集体。
This sea is a fore-arc basin, a depression between the fore-arc ridge and island arc.
而海峡所在海域是一块弧前盆地，即弧前脊和岛弧之间的凹槽（洼地）。
The island-arc volcanic rocks are observed in the Upper Triassic Rola Kangri Group.
新发现上三叠统若拉岗日群岛弧相火山岩；
Both island arc and mid-ocean ridge magmas apparently come from the mantle yet they have different compositions.
岛弧和洋中脊火山岩都明显来自地幔然而他们有不懂的组成。
The result suggests that the protolith of amphibolite in Baoyintu Group was basalt which formed in the island-arc environment.
结果表明，宝音图群中斜长角闪岩原岩为岛弧环境中形成的玄武岩。
The massive sulfides related to felsic volcanic rocks in the back-arc and island arc environments have higher content of gold.
通常形成于弧后或岛弧环境下的同长英质火山岩有关的块状硫化物中的金含量较高。