Results 71 to 80 of about 2,857 (111)

CARIX工艺联合去除饮用水中硝酸盐和硬度

open access: yesGongye shui chuli, 1994
研究了二氧化碳再生离子交换树脂(CARIX)工艺处理硬度和硝酸盐较高的地下水使之达到生活饮用水标准,此工艺采用国产的弱酸阳树脂D113和强碱阴树脂D231组成混床,二氧化碳作为同时再生阴阳两种树脂,每-产水周期的产水量为53个床体积,硬度平均去除-半,硝酸盐平均去除三分之-。用此工艺处理生活饮水是可行的。
doaj  

[A multicenter study on vibrating mesh nebulization of pulmonary surfactant for treating respiratory distress syndrome in preterm infants]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wu YM   +26 more
europepmc   +1 more source

[A case of neonatal fatty acid oxidation disorder]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Deng LL   +4 more
europepmc   +1 more source

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