1.Canada,加拿大
2.Computing Associates公司,全球著名的最大软件公司之一
2.Computing Associates公司,全球著名的最大软件公司之一
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- Chlormadinone acetate(CA)
氯地孕酮(避孕药)收藏 - The siliceous impurities in the ore are removed by reaction with the calcium oxide that is formed when the limestone is heated, CaO + SiO2--Ca-SiO3.
矿石中含硅的杂质同氧化钙(加热石灰石形成的)化合而被排除出去。收藏 - Cellulose acetate (CA)
纤维素醋酸酯收藏 - About 94-98% nicotine can be extd. using Ca(OH)2 as the macerating agent, and employing a steam-to-tobacco ratio of 2.5:1 to 5:1.
使用Ca(OH)2作为浸泡剂,且蒸气-香烟之比为2.5:1至5:1进行蒸气蒸馏,大约94-98%的尼古丁能够被萃取。收藏 - conflict alert (CA)
碰撞警告 收藏
开心词场背单词


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