采用宏观、微观检验、化学成分分析等方法，对失效件进行了检测。
The failure components were examined by macro and microscopical analysis and so on.
采用宏微观检验、化学成分分析及力学性能测试方法对截止阀阀体爆裂原因进行了分析。
This paper studied the causes of bursting of stop valve by the methods of visual inspection, metallographical examination, chemical analysis and mechanical property test.
如果怀疑是恶性，需要做组织切片检查。切片需由病理学者进行瘤子切片组织的微观检验。
If there is any suspicion of a malignancy (cancer), a biopsy should be performed. A biopsy involves removing a small section of tumor tissue for microscopic examination by a pathologist.
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