| 摘要 |
<p>The units are shaped in cross-section and comprises inner and outer skins of pref. glass fibre-reinforced resin (e.g. polyester, epoxy) between which is provided a pref. expanded resin filler (pref. polyurethane). The units are secured together by bolts which locate in bushes embedded in the units, or by adhesive. The containers may be used for carrying liquids and may be refrigerated.</p> |
