题目内容
硅酸盐水泥的终凝时间不得长于( )。
2021-09-28
A.6. 5h
B.7. 5h
C.8. 5h
D.10h
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SQL Error: select id,body,options from ***_enewstiku where sourceid='24588' and id < 2110327 and id<>'2110327' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24588' and id > 2110327 and id<>'2110327' order by id asc limit 5