本刊1953年第12期介绍的「铝锰青铜的熔铸」一文中,提到铝锰青铜的炉前试验,但是不够详尽和正确,读者对铝锰青铜中铝含量对于试样折断角大小的影响提出了不同的意见,现由本刊请原作者将上述问题单独提出来以供熔炼9－2,-94, 等铝青铜时参考,并展开对铝合金问题的讨论;读者如仍有其它意见请寄本刊研究讨论。——编者 This article published in 1953 the 12th introduction of “aluminum-manganese bronze casting” article, referred to the test before the furnace of aluminum-manganese bronze, but not exhaustive and correct, the reader of aluminum-manganese bronze aluminum content for the sample fracture angle size Influence put forward different opinions, now by the original author of the publication of the above issues separately proposed for melting 9-2, -94, aluminum and other aluminum bronze reference, and expand the discussion of the aluminum alloy; readers still have other Please send comments to discuss the issue. --editor