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A hydraulic variable speed drive system of shield disk cutter has been designed.
设计了盾构刀盘变转速液压驱动系统。
youdao
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Cutter is the key factor that affects TBM′s boring speed.
TBM刀具是关系TBM掘进速率的基本要素。
youdao
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Cutter is the key factor that affects TBM′s boring speed.
TBM刀具是关系TBM掘进速率的基本要素。
youdao