The China Railway Group (CREC) on Thursday announced its completion of a huge tunnel boring machine (TBM) with advanced capabilities for drilling in wet conditions, a breakthrough which the company sees as a demonstration of its world-leading...
The China Railway Group (CREC) on Thursday announced its completion of a huge tunnel boring machine (TBM) with advanced capabilities for drilling in wet conditions, a breakthrough which the company sees as a demonstration of its world-leading...