[1]Ring farewell to the century of physics, the one in which we split the atom and turned silicon into computing power. Its time to ring in the century of biotechnology. Just as the discovery of the electron in 1897 was seminal event for t...

In conventional designs of tunnel lining, the finished complete tunnel ring is taken in the design model without considering the unfinished states as a complete ring under water and earth pressure. However, for super large diameter tunnel...