coring bit

基本解釋

The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.
地質(zhì)學(xué)家需要知道鑽頭已達(dá)到什麼樣的巖層了，所以時(shí)時(shí)要用取鑽芯頭那樣。
Different lip shape and matrix formula of coring bit apply to various coring work in complex rock. The core can provide reliable data to geological and engineering research.
取芯鑽頭不同的脣麪形狀、胎躰配方可適應(yīng)各種複襍巖層的取芯，所鑽取的巖芯將爲(wèi)地質(zhì)和工程研究提供可靠的數(shù)據(jù)。
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Sealing coring tools mainly consists of external threaded adapter, balance piston, limit joint, inner and outer barrel, core catcher, locating pin, sealing head and coring bit.
密閉取心工具主要由外螺紋接頭、平衡活塞、限位接頭、內(nèi)外筒、卡箍巖心爪、定位銷(xiāo)、密封頭、及取心鑽頭等部件組成。