They are building a submarine cable tunnel.
他们正在建设一条海底电缆隧道。
They are building a submarine cable tunnel.
建设一条海底电缆隧道。
The third one was about building submarine cable tunnel.
第三则是关于建造海底电缆隧道。
The design of fire control in the cable tunnel is illustrated.
并举例叙述了电缆隧道内的消防设计。
Turning or branch of cable inside tunnel;
隧道内电缆转向或分支处；
Turning or branch of cable inside tunnel;
隧道内电缆转向或分支处；
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