colding 中文意思是什麼
colding
解釋
科爾丁-
But the air temperature change in chongqing karst region was complicated, not only occuring warming region, but also colding region
但巖溶區氣溫變化很復雜，既有變暖區又存在變冷區。 -
We invest in the best people, leading - edge technologies, and world - class facilities, and passionately serve the heating, colding and hot water industry in asia and north america
我們投資與最優秀的人才，最前沿的技術，世界一流的設備，積極地服務于亞洲和北美洲供暖、製冷及熱水工業市場。 -
Ensure safety inusing the instrument, it is installed with unbalanced unit, gate lid, overspeed and overtemperature protection device. and colding & heating dual control temperature unit can meet the need of component blood ' s separating temperature
設有不平衡、超速、超溫、門蓋等多種保護、確保儀器安全使用，製冷加熱雙路控溫滿足了成分血液分離溫度。 -
The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200
確定了制備空氣電極的優化工藝條件，催化層中ptfe含量約20 ， mno _ 2的最佳含量約為20 ，催化層中活性炭和乙炔黑的比例為4 ： 1 （質量比） ，厚度在0 . 15 - 0 . 25mm之間。防水透氣層中ptfe的含量約為60 ，以無水硫酸鈉作為造孔劑，厚度一般為0 . 35 - 0 . 45mm 。電極各層採用催化層/防水透氣層/集流體的排布方式，冷壓成型，熱處理對空氣電極的性能影響較大，熱處理溫度不低於200 。
分享友人