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The interaction between the rock slope and tunnel is very important in geotechnical engineering for they will affect each other. In some cases, tunnel is first excavated long time ago, then with the time passed on, the stress in the rock mass reaches its equilibrium state, and the deformation of the rock mass becomes unchanged. In the following, the surface rock mass is excavated to form a slope,...
The infrared transmission spectrum has been studied on the mixed medicine sample composed of sildenafil citrate (SDF or Viagra) and traditional Chinese medicine(TCM). The measured infrared spectra are composed of several broad absorption bands and many sharp absorption lines. Then the broad absorption bands are changed from sample to sample. It is identified that the sharp and broad absorption bands...
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