问题
问答题 简答题
锅炉上水的速度要求有哪些?
答案
参考答案:
锅炉上水速度应缓慢、均匀,一般冬季上水不少于4小时,其它季节不少于2小时.
锅炉上水的速度要求有哪些?
参考答案:
锅炉上水速度应缓慢、均匀,一般冬季上水不少于4小时,其它季节不少于2小时.
选词填空。 | |
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