percentage of brittle fracture surface [材] 脆性断面率
The pattern of a brittle fracture surface of FEP copolymer is confirmed as fracture curve and the center of each curve is a flaw.
用金相显微镜等方法确认了国产FEP树脂的脆性断裂图案是断裂曲线，曲线中心为弱点。
It show that the fracture surface of pure epoxy resin appears brittle fracture, but the modified epoxy resin appears gliding fracture.
电镜图片表明，纯环氧树脂断裂面呈现明显的脆性断裂，而改性环氧树脂为韧性断裂。
The results show that 82b wire rod brittle fracture is mainly caused by excessive inclusion, reticulate carbide, lower sorbite in the microstructure, and surface defect of wire rod.
结果表明，82 B钢盘条脆断的主要原因是夹杂物级别超标、组织中出现网状碳化物、索氏体含量偏低以及盘条表面缺陷等。
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