锥钻，打眼钉钻头倾斜的钻子，用于在木头上钻孔以钉角钉或螺钉。
An awl with a beveled tip, used to make holes in wood for brads or screws.
通过对长江三角洲DY03孔古地磁、磁化率以及岩性分析，初步建立了研究钻孔较为可靠的年代地层框架。
With methods of paleomagnetism, magnetic susceptibility and lithological analysis, a reliable chronostratigraphic framework of core DY03 in the Yangtze River delta was established.
利用卫星遥感、测深、浅地层剖面及钻孔资料研究了黄河三角洲海岸及近海海洋灾害地质，编制了黄河三角洲海洋灾害地质图。
Satellite remote sensing, bathymetry and high-resolution seismic data have been used to examine the marine geo-hazards in the modern Yellow River delta.
应用推荐