They also show that water absorption could availably evaluate the waterproof ability and resistance to acid and alkali corrosion of concrete protective coatings.
研究还表明吸水率可以有效评价混凝土保护涂层的防水能力和抵抗酸、碱侵蚀的能力。
Objective To research the protective effect of dexamethasone in corneal burn by alkali in rabbits.
目的：探讨地塞米松对家兔角膜碱烧伤的保护作用。
Results show that BTA has great effect on properties of protective coatings, such as properties of acid proof, alkali-proof, waterproof and resistance to salt fog.
采用浸泡试验，盐雾试验，原子吸收分光光度法等试验方法，研究BTA用量对封护剂耐蚀性能的影响。
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