| 摘要 |
Subject: Standardized production and disposal of rectilinear industrially-manufactured plastic pipe being 2,5 m long for use in in-build electric installations. Advantages: Production of lesser pipewaste especially in in-build vertical electric installations in indoor spaces (rooms, bathrooms corridors etc); compared to ordinary 3m long pipes, the invented ones can be easily and safely transported or stored up inside the most part of small-sized professional vehicles. |
