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减少进水管路水头损失措施是适当增加进水管(),缩短进水管路长度,...
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Friday, September 16, 2022
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离心泵发生气蚀时,从表面看有泵体振动过大,液流间断,压力波动,噪声特别强等现象。...
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水处理用石英砂滤料的密度不应小于()g/cm3(CJ24R...
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水泵第三相似定律是确定两台工况相似水泵的()之间关系。...
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循环水投加水稳剂是防止水冷设备的()和(),保持正常换热效率,确保工艺设备安全运行。...
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循环冷却水系统进行化学清洗能()对系统的预膜效果的影响。A、无影响B、降低C、提高D、无法判断...
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轴承是支撑轴的零件,根据轴承工作摩擦的性质,可分为滑动摩擦轴承和滚动摩擦轴承。...
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为了控制循环水中的悬浮物的增长,一般循环水系统均设有高效纤维()...
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在理想条件下,分割成n层的隔油池,在理论上其过水能力可为原池的(...
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