The crackle of the structure was produced because of the reasons, such as metallurgical inclusion, processing, assembling, the alternated load and working environment, etc.
结构的裂纹多由冶金夹杂物、加工、装配、疲劳载荷和工作环境(如介质、高温等)等一种或几种的联合作用而产生。
The crackle of the structure was produced because of the reasons, such as metallurgical inclusion, processing, assembling, the alternated load and working environment, etc.
结构的裂纹多由冶金夹杂物、加工、装配、疲劳载荷和工作环境(如介质、高温等)等一种或几种的联合作用而产生。
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