换: exchange; barter; trade件: piece; article; item更换件: exchange component替换件: replace parts; replacements转换件: bridge tap操作更换件: operational replacement part换件,换置,换装,补充: replacement可互换件: interchangeable parts航线可更换件: lru line replaceable unit替换件,备品备件: replacement part外场可更换件: lru现场可更换件: fru换尖式松土铲: detachable point shovel换胶卷: reload换季工作: climatization换脚: change of feet换季,过时: out of season换脚变向: changment of foot换季: change dress proper for the season; change garments according to the season; wear different clothes for a new season换脚动作: fwk foot change换级开关: pole changer