(2014年真题)通常情况下,耐火浇注料搅拌均匀后应在( )内完成浇注。A.30

admin2022-08-02  21

问题 (2014年真题)通常情况下,耐火浇注料搅拌均匀后应在( )内完成浇注。A.30minB.45minC.60minD.90min

选项 A.30min
B.45min
C.60min
D.90min

答案 A

解析
转载请注明原文地址:https://tihaiku.com/jzgc/136617.html

最新回复(0)