1) arc reversal
岛弧回返
2) island arc
岛弧
1.
The Kalaxianger porphyry copper deposit(belt)is located in a Late Paleozoic island arc on the southern margin of the Altay Mountains.
卡拉先格尔斑岩铜矿(带)位于阿尔泰东南缘晚古生代岛弧区,含矿斑岩主要为一套中-晚海西期的中酸性斑岩,围岩为中泥盆统北塔山组。
2.
The direction of paleocurrent was found to be 230°-356° and the sediments were found to originate from the southeast Bikou island arc, which is close to the active continental.
对关家沟组物源及其古水流分析,其古水流方向230°~356°,其物源主要来自南东侧活动大陆边缘的碧口岛弧,且秦岭全面碰撞造山期为早中生代。
3.
the basalt is belong island arc tholeiite and series of the calc-alkaline,and have character of island arc in rare earth element and trace element.
玄武岩属岛弧拉斑玄武岩和钙碱性系列,属太平洋型钠质类型,稀土、微量元素显示具岛弧特征,大地构造位置为岛弧中心靠近大洋一侧,与南侧那拉提晚泥盆—早石炭世侵入岩共同组成火山弧,同为古亚洲洋向北俯冲的产物。
3) island-arc
岛弧
1.
The ore-bearing porphyry at island-arc in the Gongpoquan Copper Deposit:its geology and geochemistry;
公婆泉铜矿岛弧型含矿斑岩地质地球化学特征
2.
The characteristics of the lithology,petrogeochemistry and microelements indicate that the volcanic rocks of Dahalajunshan Formation in this area should belong to the offspring of island-arc tectonic settings,instead of rift volcanic rocks.
在新源县一带进行1∶5万区域地质调查时,认为新源县一带的大哈拉军山组火山岩以中酸性岩为主,依据其岩性特征、地球化学特征、微量元素特征,认为此地区大哈拉军山组火山岩不属于裂谷火山岩,应属于岛弧构造环境产物。
3.
The author considers that there are close relationships between the plane form of island-arcs and submarine ridges.
东亚岛弧海沟系在平面形态上表现明显的不连续性,各段两端向大陆弯曲,中部向海凸出,这种形式与海底岭脊密切相关;地震活动沿岛弧呈狭窄的带状分布。
4) Kuril Islands arc
千岛岛弧
1.
Variation of focal mechanism consistency before 2006 Kuril Islands arc M_W8.3 earthquake
千岛岛弧2006年M_W8.3地震前震源机制解的一致性变化
5) Returning
[英][ri'tə:n] [美][rɪ'tɝn]
返回
1.
The method of the data and defect existing each that this paper has analyzed and transferred returning through function in C language,and to how C standardize return value of function put forward one s own view in the language.
在分析C语言中通过函数调用返回数据的方法缺陷的基础上,对C语言中如何规范函数的返回值提出解决方法。
6) return
[英][rɪ'tɜ:n] [美][rɪ'tɝn]
返回
1.
In this paper, an approach to spacecraft returning reentry guidance is described.
本文分析研究了飞船离轨返回制动段的制导方法，提出了一种消除制动段误差对再入点状态参数影响的制动发动机综合关机方法，并对再入段的制导方法进行了分析讨论，最后进行了数值仿真分析，论证了方法的可行性。
补充资料：岛弧
| 岛弧 island arc 呈弧形排列的群岛。弧形凸面朝向海洋，岛弧外侧常有深的海沟，是分割大洋盆地和边缘盆地的重要构造地貌单元。岛弧属构造活动地区，有强烈的地震和火山活动，如太平洋上的千岛群岛、阿留申群岛等。板块学说认为，岛弧是大洋板块向大陆板块俯冲时，大陆板块受挤上拱，隆起而成。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条