coring bit

常见例句

The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.
地質學家需要知道鑽頭已達到什麽樣的巖層了，所以時時要用取鑽芯頭那樣。
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、胎躰配方可適應各種複襍巖層的取芯，所鑽取的巖芯將爲地質和工程研究提供可靠的數據。
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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、內外筒、卡箍巖心爪、定位銷、密封頭、及取心鑽頭等部件組成。