| 摘要 |
<p>The packing forms a chamber accommodating the contents which it encloses partly or completely to form a housing. The housing, apart from acting as a packing is also a useful item, a toy, etc, or part of one. One or more parts of an item can form a housing to accommodate the remaining components. It can comprise two half-dishes of the same size fitting together to form a closed hollow body, while on their outside are bosses, grooves, drillings, etc., so that they can be assembled with other hollow bodies to form toys.</p> |
