2. the procedures used in the operation.2.1 from the garbage problem is found, type of glass bottle packaging.2.2 related theory study2.3 design the structure complies with the requirement 2.4 operation.
2. The procedures used in operations 2.1. The problem of waste packaging, glass bottles, with a large number 2.2. Study theories 2.3 Designed to meet the needs of the 2.4.
2. Procedures used in operation.2.1 from the waste packaging glass bottle with many.2.2 studying relevant theories2.3 structure design in accordance with requirements.2.4 operations.