单词Archean
adj.: 太古界的；太古代的
n.: 太古界
网络: 太古宙；太古元；太古宇
太古代的
太古界的
The nickel mineralization is contained in a layered basic mass if surrounded and underlain by an Archean gneiss complex.
此处镍矿化产于一层状基性岩块内，其四周和下面都为太古代片麻岩杂岩围绕。
Temperatures during the Archean were at least as high as they are today, despite the weaker sun, he says.
他说，尽管当时的阳光较弱，太古代期间的温度至少跟现在一样高。
Dial back the clock nearly 4 billion years, to a time called the Archean, and the sun would appear about 30% dimmer than it is now.
把时钟拨回到将近四十亿年前，回到一个叫做“太古代”的时期，当时的太阳光线看起来比现在要弱大约30%。
The main parent rock of the early Yanchang Formation is complex metamorphic rock of Archean and metavolcanic rock-sedimentary rock system.
延长组早期沉积的母岩主要为太古宙的复杂变质岩系及下元古界的变火山-沉积岩系。
The Houshiding Archean repeated fold within the Fuping domal composite fold group is located in the "hook" of a "hook-like" fold.
猴石顶太古界重褶皱位于阜平太古宙穹状复合褶皱群中一个钩状褶皱的“钩子”部位。
Therefore , Mount Wutai is key evidence for studies of the Archean plate tectonics and the collision orogenic belts.
是研究太古宙板块构造与碰撞造山带的关键例证
Such low levels of sulfate indicate that the Archean atmosphere was virtually devoid of oxygen.
如此低的硫酸盐浓度，表示太古代大气中的氧气极为稀薄。
As Archean not yet under construction and is still said, in the Pacific community.
由于太古宙之下尚未建代，现仍称下、中、上太古界。
Ore field lies in the greenstone belt of Archean, and it has the Xiao He fracture of south and Tai Yao fracture of north as its boundary.
矿田处于太古宙绿岩带内，南北分别以小河断裂和太要断裂为界。
The neo- Archean rocks also exist in Altun forelands, South Tianshan area, and Weiya area of Central Tianshan.
阿尔金山前、南天山及中天山尾亚地区均有新太古代变质岩系分布。