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为什么说镁合金比铝合金散热性能好

1、根据公式:q=dvc△t 其中q—热量;d=比重;v=体积;c=比热容;△t=(t1-t2)变化的温度; 当相同体积与形状的Az91d与A380,接受相同的热量q时,二者变

  http://blog.alighting.cn/JINGCHENLIGHTING/archive/2010/11/12/113698.html2010/11/12 11:26:00

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e AppeAred upside down,will Accept yuping,And outbuildings,so hAve A lot of men sAt down A

  http://blog.alighting.cn/hwlboke25/archive/2011/5/11/178147.html2011/5/11 14:52:00

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cheAp jerseysyou could sometimes see A couple you come to feel you hAve Access to the ide

  http://blog.alighting.cn/angel1/archive/2011/8/4/231834.html2011/8/4 15:25:00

智能三相电流电压工控表

入信号:标准电流 Ac0-5A 标准电压 Ac400v 频率:50hz±10% 报警输出:2路,继电器触点220v/10A 输出电源:5v/2w(gprs-dtu供电)配置 计算机串

  http://blog.alighting.cn/drfound/archive/2012/8/2/283952.html2012/8/2 11:23:21

深圳市华文智能电子有公司

品:tl494 dip-16 sop-16 tl1451 sop-16 tl5001 sop-8 uc3842A dip-8 sop-8 mc34063A dip-8 sop8

  http://blog.alighting.cn/hwzndianzi/archive/2009/3/26/2744.html2009/3/26 12:49:00

人体感应开关 供应-生产-批发-厂家-深圳日锋电子

址:www.rifeng.net t693A(豪庭智能t6) 带开关人体感应开关 t693b(豪庭智能t6) 带开

  http://blog.alighting.cn/rifeng/archive/2009/4/11/2948.html2009/4/11 8:50:00

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A href="HTtp://www.sunAwAy.com.cn/"太阳能灯/A A href="HTtp://www.sunAwAy.net/"太阳能灯/A

  http://blog.alighting.cn/liuhui123/archive/2009/6/9/3780.html2009/6/9 14:39:00

三汇太阳能钥匙扣-www.sunAwAy.com.cn

以丝印不同的图案,按客户的要求制作 欢迎购买,量大优惠! A href="HTtp://www.sunAwAy.com.cn/"太阳能灯/A

  http://blog.alighting.cn/liuhui123/archive/2009/6/9/3782.html2009/6/9 14:42:00

ed hArdy clothing represent of hot fAshion

n And unwisdom. ed hArdy clothes become A brAnd in the fAshion is Attributed to th

  http://blog.alighting.cn/dfsunlx/archive/2009/10/20/7190.html2009/10/20 11:41:00

[原创]eAr mAssAge to help heAlth

e of A diseAse cAn be reflected through the meridiAn points on the corresponding eAr

  http://blog.alighting.cn/shanghaiescort/archive/2010/1/4/24597.html2010/1/4 10:51:00

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