 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | improvement and maintenance | 改善と維持 | |||
| 2 | maintenance and improvement of product and operational qualities | 商品品質及び業務の質の管理と改善 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | improvement and maintenance | 改善と維持 | |||
| 2 | maintenance and improvement of product and operational qualities | 商品品質及び業務の質の管理と改善 | |||
