包含一般术语，涉及接收，转移或发射热辐射的表面的术语，与发射热辐射的表面相关的术语，与接收热辐射的不透明或半透明表面相关的术语，与半透明介质接收相关的术语热辐射及其定义

Contains general terms, terms related to surfaces either receiving, transferring or emitting a thermal radiation, terms related to surfaces emitting a thermal radiation, terms related to opaque or semi-transparent surfaces receiving a thermal radiation, terms related to a semi-transparent medium receiving a thermal radiation, and their definition.