core catcher

基本解釋

This is the so-called “core catcher”.
第三容器也因此被稱(chēng)爲(wèi)“內(nèi)核捕手”。
A core bit is used to accomplish this, in conjunction with a core barrel and core catcher.
使用取芯鑽頭、取芯桶和巖心爪來(lái)完成取芯工作。
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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。