求翻译：自1953年我国开展盾构技术研究和应用以来，到现在基本上普及到了各个领域的地下工程中，特别是在城市交通（地铁与地下市政道路）、跨越大江大河隧道、管廊等工程绝大部分采用了盾构技术。是什么意思？

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Our country has carried out the shield engineering research and the application since 1953, basically popularizes in each domain underground project to the present, specially in the municipal transportation (subway and underground municipal administration path), spanning project major parts and so o

Since 1953, since the research and application of shield technology in China, up to now largely popular in the underground works in various fields, particularly in the urban transport (subway and underground municipal roads), spans projects such as large river crossing, the pipe Gallery most used sh

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