| 摘要 |
<p>A field erectable nonflammable radio wave absorber which comprises a main radio wave absorbing member fixed to a wall surface, a ceiling surface or a floor surface of a radio wave darkroom, and a cap put on the main radio wave absorbing member, and which is formed by combining in a construction field a radio wave absorber-assembling board, which has foldable portions and/or portions to be bonded, and which can be assembled into a hollow pyramidal, wedge-shaped, polygonal or wavy body in a construction field, with a carbon-containing inorganic short fiber board or an organic foam board so as to form a hollow pyramidal, wedge-shaped, polygonal or wavy body.</p> |
