短語(yǔ)詞組短語(yǔ)coring drilling tool 取芯鉆具wire -line coring drilling tool 繩索取心鉆具hard rock coring tool 堅(jiān)硬巖石井壁取心器high fidelity coring tool 高保真取心鉆具side wall coring tool 井壁取心工具sealed coring tool 密閉取心工具directional well coring tool 定向井取心工具annular coring tool 環(huán)狀取心鉆具continuous coring tool 連續(xù)取心鉆具 返回 coring tool