1920年11月20日

1分钟阅读

巨型铸锭模具浇铸制作中

作者：A. R. Surface

加入我们的科学爱好者社区！

00
More by A. R. Surface
大众科学 Magazine Vol 123 Issue 21This article was originally published with the title “A Giant Ingot-Mold Casting in the Making” in 大众科学 Magazine Vol. 123 No. 21 (), p. 519
doi:10.1038/scientificamerican11201920-519a
View This Issue
© . All rights reserved.