| 摘要 |
FIELD: packing. SUBSTANCE: piece packing has inner and outer parts. Inner packing is made in the form of resilient material sack furnished with reinforcement member. Sack is placed on base when filling in material, so in process of filling, inner packing acquires shape of parallelepiped. Outer packing made of plastic material tightly fits inner packing, thus providing required stability. EFFECT: enhanced quality of packing. |
