一、蜂窝-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(1)配合比计量不准,砂石级配不好;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(2)搅拌不匀;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(3)模板漏浆;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(4)振捣不够或漏振;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(5)一次浇捣混土太厚,分层不清,混凝土交接不清,振捣质量无法掌握;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(6)自由倾落高度超过规定,混凝土离析、石子赶堆;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(7)振捣器损坏,或监时断电造成漏振;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(8)振捣时间不充分,气泡未排除。-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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二、麻面-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(1)同“蜂窝”原因;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(2)模板清理不净,或拆模过早,模板粘连;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(3)脱模剂涂刷不匀或漏刷;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(4)木模未浇水湿润,混凝土表面脱水,起粉;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(5)浇注时间过长,模板上挂灰过多不及时清理,造成面层不密实;-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^
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(6)振捣时间不充分,气泡未排除。-ï1pf¨¨p²bbs.3c3t.com÷øÇ&QQÍ^