• <source id="j3aoy"><big id="j3aoy"><i id="j3aoy"></i></big></source>
  • <u id="j3aoy"><bdo id="j3aoy"></bdo></u>
  • <source id="j3aoy"><table id="j3aoy"><acronym id="j3aoy"></acronym></table></source>
    1. <wbr id="j3aoy"><input id="j3aoy"><table id="j3aoy"></table></input></wbr>
      <u id="j3aoy"><tr id="j3aoy"><var id="j3aoy"></var></tr></u><sub id="j3aoy"><tr id="j3aoy"><samp id="j3aoy"></samp></tr></sub>
      <u id="j3aoy"></u>
    2. <track id="j3aoy"><table id="j3aoy"></table></track>

      公司新聞

      • 03-18

        2022

        載冷劑與制冷劑的區別

        載冷劑也稱為二次冷媒。載冷劑通常為液體,在傳遞熱量過程中一般不發生相變。載冷劑是以間接冷卻方式在制冷...

      • 03-18

        2022

        空調載冷劑作用

        空調載冷劑是在系統中起傳送熱量作用的物質,一般是水、鹽水、乙二醇等。在大中型空調制冷裝置中都采用間接...

      • 03-18

        2022

        冷媒劑的優點

        載冷劑冰點較低,揮發性小。因而,在長時間循環使用過程中,蒸騰丟失小。載冷劑損耗小?! o毒、無...

      • 03-18

        2022

        挑載冷劑應思考的因素

        1、載冷劑凍住溫度低,有必要低于制冷的操作溫度;2、傳熱分系數大,即熱導率和熱容要大,而粘度要??;3...

      • 03-18

        2022

        使用載冷劑的要求

        ①凍結溫度低,必須低于制冷的操作溫度;  ?、趥鳠岱窒禂荡?,即熱導率和熱容要大,而粘度要??; ...

      滄州科峰化工有限公司

      国产经典aⅴ三级观看_国产性行为视频免费观看_亚洲国产欧美在线人成_久久久国产天堂
    3. <source id="j3aoy"><big id="j3aoy"><i id="j3aoy"></i></big></source>
    4. <u id="j3aoy"><bdo id="j3aoy"></bdo></u>
    5. <source id="j3aoy"><table id="j3aoy"><acronym id="j3aoy"></acronym></table></source>
      1. <wbr id="j3aoy"><input id="j3aoy"><table id="j3aoy"></table></input></wbr>
        <u id="j3aoy"><tr id="j3aoy"><var id="j3aoy"></var></tr></u><sub id="j3aoy"><tr id="j3aoy"><samp id="j3aoy"></samp></tr></sub>
        <u id="j3aoy"></u>
      2. <track id="j3aoy"><table id="j3aoy"></table></track>