MCQOPTIONS
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| 1. |
In hot box process, core box is heated up to what temperature? |
| A. | 220°F – 300°F |
| B. | 250°F – 320°F |
| C. | 350°F – 500°F |
| D. | 420°F – 550°F |
| Answer» D. 420¬¨¬®‚Äö√†√ªF ‚Äö√Ñ√∂‚àö√ë‚àö¬® 550¬¨¬®‚Äö√†√ªF | |