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.
通过断口宏微观观察、金相组织检查、化学成分及硬度检测等手段确定了叶片断裂性质和原因。
The fracture mode and cause were analyzed and determined by fracture surface observation, metallurgical structure examination, chemical analysis and hardness testing.
对钛合金壳体裂纹进行了外观检查，对其裂纹断口进行了宏、微观观察，并对其组织和硬度进行了检查。
The visual inspection was carried through the crack, then the macro and micro observation of the crack, and the microstructure and the hardness of the shell were studied.
本文对断轴进行了宏观断口检查并对化学成分、力学性能、高低倍组织及微观断口进行了分析。
In this paper, the fracture surface of a failed axle was examined macroscopically. The chemical composition, mechanical properties, ma-cro-and microstructure of the fracture surface were analysed.
本文对断轴进行了宏观断口检查并对化学成分、力学性能、高低倍组织及微观断口进行了分析。
In this paper, the fracture surface of a failed axle was examined macroscopically. The chemical composition, mechanical properties, ma-cro-and microstructure of the fracture surface were analysed.
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