... covered d with a layer of its oxide 覆盖一层氧化物薄膜 cracking g 裂化 criteria a for checking purity 检测纯度的标准 ...
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Cracking g voices 粗哑的声音
cracking g unit 裂化装置
cracking g case 裂化反应器
cracking g still 裂化釜
cracking g catalyst 裂化催化剂
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。
N. g. Earth. Investigated. Cracking. The. Earths. Crust.
国家地理。地球研究。地壳探秘。
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