[更多>>]
Copyright © 2012-2014 题库网 Inc. 保留所有权利。 Powered by tikuer.com
页面耗时0.0257秒, 内存占用1008.9 KB, Cache:redis,访问数据库16次
评论:根据铸型烘烤与焙烧的温度.时间要求,从室温升温到350℃的升温时间不短于A.30minB.40minC.50minD.60minE.20min
[更多>>]