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Can ethylene glycol be used as an antifreeze?
2020-06-22
載冷劑都有哪些
2020-06-22
乙二醇載冷劑銹蝕嗎
2020-06-22
22
2020-06
Can ethylene glycol be used as an antifreeze?
乙二醇是一種無色微粘的液體,沸點是197.4℃,冰點是-12.6℃,能與水任意比例混合?;旌虾笥捎诟淖兞死鋮s水的蒸氣壓,冰點顯著降低。其降低的程度在一定范圍內(nèi)隨乙二醇的含量增加而下降。當乙二醇的含量為…
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22
2020-06
載冷劑都有哪些
載冷劑是在間接冷卻的制冷裝置中,完成將被冷卻系統(tǒng)(物體或空間)的熱量傳遞給制冷劑的中間冷卻介質(zhì)。這種中間冷卻介質(zhì)亦稱為第二制冷劑??照{(diào)工程、工業(yè)生產(chǎn)和科學(xué)試驗中,常常采用制冷裝置間接冷卻被冷卻物,或者…
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22
2020-06
載冷劑都有哪些
載冷劑是在間接冷卻的制冷裝置中,完成將被冷卻系統(tǒng)(物體或空間)的熱量傳遞給制冷劑的中間冷卻介質(zhì)。這種中間冷卻介質(zhì)亦稱為第二制冷劑。空調(diào)工程、工業(yè)生產(chǎn)和科學(xué)試驗中,常常采用制冷裝置間接冷卻被冷卻物,或者…
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Copyright ? 2016 Guangzhou Lead Beauty Electronic Co., Ltd.
About Us
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400071618
zzbrabbit@gmail.com
JD Intelligent Industrial Park, Juhuashi Avenue, Huashan Town, Huadu District, Guangzhou City
Links:
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Copyright ? 2016 Guangzhou Lead Beauty Electronic Co., Ltd.