With the superiority of technology and economy, EPB shield machine has been in the overwhelming dominance and become the mainstream in construction technology of urban underground engineering field.
而其中土压平衡式盾构机(epb)又以其技术及经济上的优越性,在盾构施工法中占有绝对的优势地位,成为城市地下工程施工技术的主流。