As they drilled into the central and deepest part of the Mediterranean basin, the scientists took solid, shiny, crystalline salt from the core barrel.
随着科学家们在地中海盆地的中部和最深处进行钻探，他们从岩心桶中取出了坚硬的、有光泽的结晶盐。
This allows the bit to drill around a central cylinder of rock, which is taken in through the bit and into the core barrel.
这样允许钻头围绕岩石的中心圆柱体钻进，并通过钻头进入取芯桶。
A core bit is used to accomplish this, in conjunction with a core barrel and core catcher.
使用取芯钻头、取芯桶和岩心爪来完成取芯工作。
应用推荐