... vertical take-off and landing [VTOL] 垂直起落 very deep tunnel 深层深度隧道 very high frequency [VHF] 甚高频 ...
基于1个网页-相关网页
very deep depth tunnel 特深埋隧道
very deep tunnel
非常深的隧道
以上为机器翻译结果，长、整句建议使用 人工翻译 。
At present, shallow shield tunneling technology has been very mature, but very few specific study was conducted on deep tunnel shield tunneling technology.
目前浅埋盾构隧道技术己相当成熟，深埋隧洞盾构技术的专项研究很少。
youdao
应用推荐
模块上移
模块下移
不移动