介绍了美国和中国的两种保温保压取芯钻具的专利技术以及国内在此领域取得的一些成就，提出了一些设想。
Two patent technologies about apparatus for pressure coring are introduced and some achievements of China in this field are enumerated. At last, some questions are brought forward.
碎裂岩系；取芯率；双管单动钻具；钻具造型；钻探工艺。
Cataclasite series; Rate of core recovery; Single Rotary and Double Tube core Barrel, Structure of drilling tool; drilling technology.
钻机配有一个主卷扬机、一个副卷扬机。主卷扬机用于升降钻具、下井管等。副卷扬机用于更换钻杆或其他取芯工具及提砂筒，也可用于洗井作业。
Vice hoist for the replacement of the drill pipe or other tools and put sand core tube can also be used for flushing operations.
钻机配有一个主卷扬机、一个副卷扬机。主卷扬机用于升降钻具、下井管等。副卷扬机用于更换钻杆或其他取芯工具及提砂筒，也可用于洗井作业。
Vice hoist for the replacement of the drill pipe or other tools and put sand core tube can also be used for flushing operations.
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