... 密闭取心 sealing core drilling 保压取心 pressure coring 定向取心 orientational coring ...
基于26个网页-相关网页
pressure coring data 密闭取心资料
keeping pressure coring 保压取心
pressure maintaining sealed coring 保压密闭取心
pressure-retained coring 保压取心
pressure-temperature coring 保压保温取心
pressure-tetained coring tool 保压取心工具
pressure-retained coring tool 保压取心工具
pressure maintenance sealing coring 保压密闭取心
pressure and temperature coring system 保温保压筒
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.
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。
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