Sherman Cheng makes the comparison between new and old heavy warships, saying: "The Yangtzu destroyers that we use now need a crew of at least 275, whereas the new Perry-class frigates need only 140, or around half the manpower."
以主力戰艦來比較，「我國現役的陽字號驅逐艦上，每艘至少需要二百七十五名人員，而派里級巡防艦隻要不到一百四十名，整整省下五成兵力」，薛爾門比較。