The results show that the service life of aqueous paint is long in hot alkali water environment.
实验结果表明，该水性涂料具有抗高温碱性水腐蚀性能。
Hot water, steam, food, gas, acid, alkali.
热水，蒸气，食品，煤气，酸，碱。
Aluminium plastic compound pipe may be used for transportation of cold and hot water, liquid acid, alkali and salt, and various gases as fuel gas, oxygen, compressed air, etc.
铝塑复合管可用于冷热水，酸碱盐各种液体，燃气、氧气、压缩空气等各种气体的输送。
It has good acid and alkali resistance and hot water washing resistance. Part of the physics mechanical properties are therefore improved.
经甲醇处理后，具有良好的耐热水洗涤性、耐酸碱性，部分物理机械性能有所改善。
The roots of Acanthopanax senticosus was extracted by ethanol, water, cool alkali, hot alkali and acid in turn, and the products of ASC-1, ASH-1, ASA-1 were studied.
刺五加的根采用乙醇、 沸水、冷碱、热碱、酸提方法依次进行了提取，对提取得到的多糖组分ASC-1、ASH-1、ASA-1分别进行了初步的性质研究。
It has good acid and alkali resistance and hot water washing resistance. Part of the physics mechanical properties are therefore impro...
经甲醇处理后，具有良好的耐热水洗涤性、耐酸碱性，部分物理机械性能有所改善。
They are widespread used for steam, hot water, water, oil goods, gas, metallic, acid alkali and salt technical pipeline as the adjusting and stopping setting.
可作为调节和截止装置，广泛应用于蒸汽、热水、水、油品、煤气、天然气、化工、酸碱盐等工艺管路中。
Water, sea water, hot water, compressed air, weak acid, weak alkali etc.
压缩空气、水、海水、热水、压缩空气、弱酸弱碱等。
Water, sea water, hot water, compressed air, weak acid, weak alkali etc.
压缩空气、水、海水、热水、压缩空气、弱酸弱碱等。
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