提出了一种基于北京大学硅玻璃键合深刻蚀释放工艺的扩展工艺，用来加工微型隧道加速度计。
A tunneling accelerometer is fabricated and characterized based on the extension of the silicon-glass anodic-bonding and deep etching releasing process provided by Peking University.
微型顶管隧道作为一种非开挖地下管线敷设技术，在城市地下管线改造中日益显示出巨大的优越性。
As a trenchless technology for laying pipeline, pipe-jacking tunnel technology is increasingly displaying the enormous superiority in pipeline reconstruction.
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