We use cookies and other tracking technologies to improve your browsing experience on our website, to show you personalized content and targeted ads, to analyze our website traffic, and to understand where our visitors are coming from,This behavior is in compliance with the user consent policy.
The biggest earth pressure balance shield in the world
hyst’s 27simn and 25mn cylinder products
are applied in one of the biggest pressure balance shield in the world which is
called shileld betha with diameter of 17.45 meters,and helped to excavate
tunnel 5rs9 in seattle,usa.
English
Español
Русский язык
