Guard against the slip of earth's surface subside of tunnel and countermeasures
QU Ji-l · Shanxi Architecture · 2009
It was introduced that the three typical cases of the earth's surface subside of tunnel,expatiated on the danger of which created the harm as well as the influence,labored the reasons of the earth's surface subside by any possible,proposed the accident processes means as well as in construction process's series of preventive measure.