semi-submersible drilling rig
[海洋科学英汉词典]
semi-submersible drilling rig半潜式钻井装置
是什么意思,semi-submersible drilling rig的解释,semi-submersible drilling rig的翻译
[船舶英汉词典] semi-submersible drilling rig
semi-submersible drilling rig
[海洋科学英汉词典]
semi-submersible drilling rig是什么意思,semi-submersible drilling rig的解释,semi-submersible drilling rig的翻译
[船舶英汉词典] semi-submersible drilling rig