1 INTRODUCTION

2 OBSERVATION AND DATA REDUCTION

3 RESULTS

4 IS 95 GHZ CH₃OH EMISSION MASER EMISSION?

5 EXCITATION SOURCE FOR 95 GHZ CH₃OH EMISSION
5.1 Interaction between 95 GHz CH₃OH Emission and SNRs
5.2 Effect of Star Formation
5.3 Influence of Tidal Action
5.4 The Role of Cosmic Rays
5.5 The Possible Reason Why 95 GHz CH₃OH Emission Was Only Detected in GCSNRR

6 SUMMARY