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已读[57] 发布: 2013/05/12 20:17:49
中铁六局北京铁建公司施工指挥张国兴透露,针对冬季施工特点,混凝土中还添加了适量的防冻剂。 去年春节以来,14号线西段就进入了无周末、无节假日概念的非常时期,土建、...
已读[45] 发布: 2013/05/12 20:17:41
RSU轮胎沿着路轨在薄薄的一层水和防冻剂上滚动,排出所有空气,并将声波清晰地传递到轨道中,然后再传出声波。 集团系统总监Graham Dale说:“Sperry的手杖式轨道裂纹...
已读[60] 发布: 2013/05/12 20:17:27
WPXI Pittsburgh A local mom fears her daughter was poisoned by antifreeze , and she contacted Channel 11's Amy Marcinkiewicz to warn others about the dangers. “They were able to get her heart going again and take her to ICU, but we had no idea what was going on,” said ...
已读[52] 发布: 2013/05/12 19:47:03
Bend Bulletin The primary mechanical danger from coolant leaks, beyond the potential for overheating, is the coolant reaching and contaminating the engine oil . Ethylene glycol doesn't lubricate well, and it's corrosive to aluminum pistons. It tends to strip oil from ...
已读[35] 发布: 2013/05/10 20:04:03
所以,针对能释放甲醛的混凝土外加剂(减水剂),应该对其游离甲醛的含量进行控制。 据了解,混凝土防冻剂中的防冻剂,采用能挥发的氨气尿素、硝铵等后,建筑物内的氨气...
已读[46] 发布: 2013/05/10 20:04:01
南昌万宝行BMW燃油添加剂 助你驰骋天地…如同强健跳动的心脏随时都需要新鲜的血液,我们的爱车也需要高品质的汽油。那么您可知道添加了BMW原厂燃油添加剂后,对您的...
已读[65] 发布: 2013/05/10 20:03:43
但是其它液体(例如防冻剂、刹车液和变速箱液)和滤清器也需要定期的维护。这是必要的,因为随着时间的消逝,他们也会失去重要的性能--例如带走热量的能力、润滑的能力...
已读[61] 发布: 2013/05/10 20:03:31
Romford Recorder Hornchurch woman devastated after her beloved cat's 'cruel death from antifreeze ' · Nostalgia: Havering in history on May 10, 1953, 1973 and 1993 · Year 12 start-up from Sacred Heart of Mary, Upminster, through to London Young Enterprise final ...
已读[50] 发布: 2013/05/09 20:08:26
三、室内氨气主要来源于混凝土防冻剂中,也可来源于室内装饰材料和木质板材。氨对呼吸道刺激很大,对眼黏膜及皮肤造成损害,会让人流泪、咽痛、咳痰,重则会呼吸困难、...
已读[83] 发布: 2013/05/09 20:08:21
Vancouver Sun Toxic chemicals such as hydrochloric acid and ethylene glycol ( antifreeze ) are among those pumped underground to help release natural gas through hydraulic fracturing, according to a database operated by the B.C. Oil and Gas Commission. Environment ... and more »
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