Brittle fracture is a stress corrosion cracking phenomenon which occurs in high voltage composite insulators. Previous studies all focused on the source of the "corrosion" medium, e. g. the acid.
脆断是高电压复合绝缘子发生的应力腐蚀断裂现象，国内外的研究基本集中在“腐蚀”介质酸的来源上。
Ceramic chemical properties of stable structure, high hardness, acid and alkali resistant to most medium corrosion, abrasion resistance and is excellent.
结构陶瓷化学性能稳定，硬度高，可耐绝大部分酸碱介质腐蚀，并且具有极好的耐磨性能。
Article 33 it is prohibited to discharge into the sea such wastes as oils, acid liquids, alkaline liquids, hypertoxic waste liquids and waste water with high or medium radioactivity.
第三十三条禁止向海域排放油类、酸液、碱液、剧毒废液和高、中水平放射性废水。
The studied results indicate that both crude oils and mixed oils in BZ 28-2S oilfield group are medium oil with sweet, low acid, high wax content and high pour point;
研究结果表明：渤中28-2南油田群原油及其混合原油均为低硫、低酸、高含蜡、易凝的中质原油；
The studied results indicate that both crude oils and mixed oils in BZ 28-2S oilfield group are medium oil with sweet, low acid, high wax content and high pour point;
研究结果表明：渤中28-2南油田群原油及其混合原油均为低硫、低酸、高含蜡、易凝的中质原油；
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