alloy balance造句

例句与造句

1. His work at the Mint-especially during the war years ( 1914-1918 ) and the period of depression in the 1920s required great skill in securing the exact alloy balance in the manufacture of coins-resulted in him receiving the honours CBE and on retirement the CVO . A discussion of the manufacture of coins and medals to the Mint's specification is given on Spinks website
2. It's difficult to find alloy balance in a sentence. 用alloy balance造句挺难的