合格證英文

1、合格證英文:certificate of inspection/quality 。
2、且均取得了國家指家的檢驗機構頒發的防爆合格證 。And achieved a national home inspection organizations that explosion-proof certificate issued.
【合格證英文】3、油漆材料必須有產品合格證及商檢測試報告,并在有效期內使用 。Paint material must have a product certificate and inspection test report, and used within the validity period.