Microwave grading of lumber
Microwave measurements of the electrical properties of wood (Douglas fir) at various frequencies, moisture contents and grain orientations were made. Based on these measurements, a frequency of 35 GHz (nominal) was chosen for the development of a microwave apparatus for stress grading of lumber as i...
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| Language: | English |
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2010
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| Online Access: | http://hdl.handle.net/2429/24084 |