更新时间:2024-11-18 22:23:12
wellhead self-sealing
井口自封
wellhead self-sealing是什么意思 wellhead self-sealing在线翻译 wellhead self-sealing什么意思 wellhead self-sealing的意思 wellhead self-sealing的翻译 wellhead self-sealing的解释 wellhead self-sealing的发音 wellhead self-sealing的同义词