The methods of visual inspection, SEM, X-ray EDS, metallography and chemical composition analysis were adopted to research the rupture of flexible metal hose.
采用宏观检查、扫描电镜、X射线能谱、金相检验、化学成分分析等方法，对金属波纹软管开裂的原因进行分析。
It may be leaking through a defective chemical injector, fitting, or ruptured hose.
有可能是由于有缺口的药剂注射口，配件或者是软管破裂引起的泄漏。
The aging speed, the strength of the hose, the chemical media resistance, and anti-ozone properties of the blend obtained improved significantly, but the oil resistance decreased slightly.
胶料的硫化速度较快，强度较高，耐臭氧性能和耐介质性能较好：老化性能优良，耐油性能略有下降。
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