Last Updated:2025/11/24

The metallurgist demonstrated mitis to the apprentices, emphasizing the precise timing needed when the molten iron is kept at a bubbling point before being poured into a molasses-and-burnt-fire-clay-lined mold.

See correct answer

The metallurgist demonstrated mitis to the apprentices, emphasizing the precise timing needed when the molten iron is kept at a bubbling point before being poured into a molasses-and-burnt-fire-clay-lined mold.

音声機能が動作しない場合はこちらをご確認ください
Edit Histories(0)
Source Sentence

冶金技師は徒弟たちに軟質鋳鉄の鋳造工程(鍛鉄を溶かし、融点を下げるためにアルミニウムを0.05〜0.1%添加し、通常は石油炉で溶融金属を泡立つ点まで保持して静まるまで保ち、その後糖蜜と焼成した耐火粘土の粉を主成分とする特殊な混合物を塗った型に注ぐ工程)を実演し、泡立ちの段階での精密なタイミングの重要性を強調した。

Sentence quizzes to help you learn to read

Edit Histories(0)

Login / Sign up

 

Download the app!
DiQt

DiQt

Free

★★★★★★★★★★