| 摘要 |
The pipe proposed consists of a main body (2) made of fibre-reinforced duroplast, a liner (3) made of an inner thermoplastic sheet (32) and an aluminium sheet (31), plus an outer gel coating (4). The pipe has excellent mechanical characteristics, is light, gastight, impermeable to light and suitable for foodstuffs, and can be disposed of in an environmentally acceptable fashion. |
