碗状衬管封隔器 liner cup packer
动脉导管封堵术 Patent doctus arteriosus closer
锚定式套管封隔器 anchor casing packer
水力式双管封隔器 hydrostatic dual packer
根管封闭剂 root canal sealer ; m eta adseal ; root canal sealant
骶管封闭 shinbone tube seal
焊接管封头 welded cap
下套管封隔 casing off
套管封隔器 casing packer
油管封隔器 production tubing packer ; tubing packer
目的：探讨肿瘤患者股静脉置管封管的最佳方法。
Objective: to explore optimal sealing method of femoral vein catheter applied to the patients with cancer.
“每一封信都为我们打开了另一个世界。”该剧的导演管章文说。
"Every letter opens another world for us," said Guan Zhangwen, the director of the TV show.
“每一封信都为我们打开了另一个世界的大门。”该电视剧的导演管章文表示。
"Every letter opens another world for us," according to Guan Zhangwen, the director of the TV show.
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