色涩在线婷婷,亚洲激情青青草,欧美日韩中国1区2区

26

2014-10

工業(yè)爐用輕質(zhì)硅磚技術(shù)條件YB/T38

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13

2014-10

砌筑高鋁磚所使用的泥漿組成及用

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08

2014-10

半硅質(zhì)磚的性能特點與應(yīng)用

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08

2014-10

半硅質(zhì)耐火材料

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07

2014-10

燒嘴磚的作用、用途及規(guī)格

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07

2014-10

剛玉耐火材料

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01

2014-10

電弧爐用耐火材料

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30

2014-09

鄭州高鋁耐火磚價格多少錢一塊

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26

2014-09

河南粘土耐火磚生產(chǎn)廠家

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21

2014-09

電弧爐的結(jié)構(gòu)特點及常用耐火磚

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20

2014-09

玻璃熔窯用耐火制品試驗的制樣規(guī)

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20

2014-09

河南耐火材料生產(chǎn)廠家

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20

2014-09

河南耐火磚廠

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20

2014-09

河南高鋁磚生產(chǎn)廠家

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19

2014-09

輕質(zhì)耐火磚價格是多少？

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18

2014-09

鍋爐用異型耐火磚生產(chǎn)廠家

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17

2014-09

高硅質(zhì)粘土磚

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11

2014-09

高鋁磚的相組成及顯微結(jié)構(gòu)

高鋁磚中主要礦相為莫來石和剛玉。莫來石(3A1203·2Si02)是A1203-Si02系統(tǒng)中唯一穩(wěn)定的化合物。其晶體結(jié)構(gòu)為斜方晶系，柱面角(110)∧(110)=89o3′，光學(xué)角2V=40o~50o，Ng=1.654，Nm=1.644，Np=1.642。研究結(jié)果表明，莫來石存在α-莫···

02

2014-09

砌筑燒嘴磚注意事項

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31

2014-08

耐火磚的高溫耐壓強(qiáng)度

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