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已读[131] 发布: 2013/06/05 09:19:34
他想到了将液化空气注入到一种热转移介质中,一般用的是乙二醇防冻剂,后者一般的温度是室温。 这两种温度差异巨大的液体混合之后,液氮在舱室内迅速受热膨胀,驱动...
已读[106] 发布: 2013/06/05 09:19:19
如果气候比较寒冷,还会用到防冻剂、采取包裹树干等措施为其保温。 1 2 3 下一页 分享到:延展阅读 中海油收购尼克森 深圳特警配装甲车 日凌现象 印发射一箭七星 83...
已读[123] 发布: 2013/06/05 09:19:16
其二,建筑工程冬季施工造成的混凝土防冻剂释放的氨气污染。今年5月,济南市法院宣判的国内赔偿数额最大的室内环境污染人身损害案,就是由于业主住进了氨气污染的房子患上...
已读[113] 发布: 2013/06/05 09:19:13
因为米奇儿童漆不添加任何成膜助剂、防冻剂和其它溶剂而能够形成连续漆膜,从而能大大降低这类产品的VOC含量。同时,因为米奇儿童漆采用全新净味技术,通过独特的配方,...
已读[94] 发布: 2013/06/05 09:19:10
Cabinet.com Lawrence Blackwood, 48, of Goffstown, died from drinking antifreeze three months after he and Dufresne were married in July 2001. Dixie cups of the substance were reportedly found in his bathroom. Assistant Attorney General Jeffery Strelzin said this ...
已读[80] 发布: 2013/06/05 09:19:06
Ravalli Republic The man said that he first thought it was a rock, but later inspected his vehicle and noticed he was losing antifreeze and also located a bullet hole through the metal bumper just right of the center of the vehicle and also found a hole all the way ...
已读[151] 发布: 2013/06/04 06:47:05
我们怀疑猛犸象血液中含有一种天然防冻剂。我们将从猛犸象遗骸中提取血液、血管、腺、软组织等样本。一句话,提取我们能够提取的一切。此次远征时,我们携带了用于保存...
已读[122] 发布: 2013/06/04 06:47:02
我们怀疑猛?象血液中含有一种天然防冻剂。我们将从猛?象遗骸中提取血液、血管、腺、软组织等样本。一句话,提取我们能够提取的一切。此次远征时,我们携带了用於保存...
已读[110] 发布: 2013/06/04 06:46:59
The Commentator Local doctors say the victims drank concoctions containing high levels of methanol — a simple alcohol used as an antifreeze and also for biofuels — mixed with energy drinks. Alcohol is strictly forbidden and considered a sin in Iran, and violators ... and more »
已读[101] 发布: 2013/06/04 06:46:57
Savannah Morning News Much like the antifreeze in your car. So I think that having a beer cooler at 28 degrees could be accurate.” “Would someone please donate an American flag to the elementary school on Whitefield Avenue? The children wanted to say the 'Pledge of ...
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