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中文On January 15, the 2024 trenchless pipe jacking technology and pipeline detection training course sponsored by the Pipeline Trenchless Crossing Technology Professional Committee of China Petroleum Engineering and Construction Association was successfully concluded at Shanghai Construction Management Vocational and Technical College. ?????, ??????, ???? ?? ???? ??? ?? ??? ???? ??? ??? ???????? ????????? ???? ??? ??? ??? ???? ?? ??????, ????????, ??????????? ?????????? ??? ???? ???? ?? ?????? ???????? ????? ????? ????? ?? ?????? ???? ??? ????? ????? ??? ????? ???? ?????? ?????? ?? ??????? ????????? ??? ????? ????? ??? ????? ?????? ??? ??????
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