boundary stratotype 界线层型
areal stratotype 区域层型
unit-stratotype 单位层型
component-stratotype 组分层型
lithostratigraphic stratotype 岩性地层的层型
Auxiliary Stratotype Point 辅助层型剖面点
global stratotype 全球层型
candidate stratotype 候选层型
The Karatag section hence is one of the possible candidates of the global stratotype of the Tournaisian-Viséan boundary.
因此，喀拉塔克剖面有可能成为全球杜内-韦宪阶界线的一个候选层型剖面。
So the Zhangjiagou section is an ideal candidate section for erecting the terrestrial stratotype and studying the Jurassic-Cretaceous boundary in China.
张家沟剖面沉积连续、暴露完全、化石极为丰富，是建立侏罗白垩系临界阶陆相层型和研究界线划分的理想剖面。
One of the GSSP (Global Stratotype Section and Point) candidates for the Induan-Olenekian boundary is situated in Chaohu, central Anhui Province, southeast China.
印度阶-奥伦尼克阶界线的全球层型候选剖面之一位于安徽巢湖地区；
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