macroscopic examination

基本解释

The reasons why the failure of spring steel wire fractured were analyzed by fracture analysis, macroscopic examination, metallographic analysis and SEM-EDX analysis.
采用断口分析、外观检查、金相检查和能谱分析等方法，对弹簧钢丝在拉拔过程中发生的断裂原因进行了分析。
The distilled water resistance of this system is better than low molecular weight polyamide cured epoxy resin system. This is proved by macroscopic examination and microcosmic AFM analysis.
通过宏观试验和AFM微观分析证明，改性酚醛胺固化环氧树脂体系的耐蒸馏水性能，优于低分子聚酰胺固化的环氧树脂体系。
The analysis of automobile engine crankshaft was conducted by macroscopic examination, fracture analysis, chemical composition analysis, metallographic examination and mechanical properties test.
通过宏观分析、断口分析、化学成分检验、金相检验和力学性能检测等方法，对汽车发动机曲轴断裂原因进行了分析。