无关的船舶不得进入安全作业区。
Vessels not involved in the construction project may not enter the safe operation zones.
油田施工队伍在国外作业区生产数据。
Oil field construction troop in overseas operation area production data.
本课程包含了习题，置放在作业区中。
This course includes problem sets, found in the assignments section.
本课程包含了习题，置放在作业区中。
This course includes problem sets, found in the assignments section.
应用推荐