methods for ironの例文

例文

1. It was determined that technological methods for iron processing ascend to the Caucasian traditions.
2. While working on the sandblasting process, he was also engaged in the working of stone, which caused him to invent a production method for iron shot-pouring a stream of molten metal onto a revolving surface, from which the globules would be propelled into cold water ( US patent 187, 239, 1872 ).