spectacles type tunnelling method
spectacles type tunnelling method
[铁道科技英汉词典]
spectacles type tunnelling method眼镜式开挖法
是什么意思，spectacles type tunnelling method的解释，spectacles type tunnelling method的翻译
spectacles type tunnelling method
[铁道科技英汉词典]
spectacles type tunnelling method是什么意思，spectacles type tunnelling method的解释，spectacles type tunnelling method的翻译