core bit

基本解释

Run in a diamond core bit.
下金刚石取芯钻头。
blog.sina.com.cn
The core bit includes shank and thread , which consists of male thread and female thread.
有直柄钻头和螺纹柄钻头之分，螺纹柄分为内螺纹和外螺纹。
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。
www.infopetro.com.cn

Talk a little bit about the work of Interfaith Youth Core and what its basic mission and goals are.
简要谈谈跨信仰青年核心的工作,及它的主要使命和目标吧。
普林斯顿公开课 - 人性课程节选
So, tell me again a little bit about Interfaith Youth Core and some of its goals and some of the ways it carries out those goals.
再谈谈跨信仰青年核心组织,它的一些目标,以及它要实现这些目标所采用的方法吧。
普林斯顿公开课 - 人性课程节选

Based on the Snapdragon S4 from Qualcomm, the phone sports a 1.2GHz dual-core CPU and an Adreno 225 GPU. We'll discuss performance details a bit later, but quite simply, the phone offers a lot of power in a little package and feels every bit as snappy as the dual-core One X and Galaxy S III.
ENGADGET: Droid Incredible 4G LTE review: Verizon gets an excellent smaller-sized Android phone
The iCade Core, meanwhile, has a bit more invested in aesthetics than its more portable stablemate.
ENGADGET: Ion iCade Mobile and iCade Core review