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Project Acronym: CCSDP | State: Completed | Expedition ID: 5004

ins.: 2022-09-30 17:41, 3 yrs ago
By: sql
Category: Donghai_
Donghai_

CCSDP/Donghai: 2002-12-20

The concentration of hydrogen gas rose up, and drillers considered that the bit would have been damaged.
Mr. Zhuo Guoji, our drilling engineer, is watching the current drilling information.

The concentration of hydrogen gas rose up, and drillers considered that the bit would have been damaged.