The covering cylinder can be connected on a working arm of an excavating machine.
罩筒可以连接在一挖掘机的工作臂上。
The result is identical with practical life, which can be used for the working arm fatigue strength assessment and the improvement of structure.
预测结果与实际使用寿命取得一致，为动臂疲劳强度评估及结构改进提供了依据。
The result is identical with practical life, which can be used for the working arm fatigue strength assessment and the improvement of structure.
预测结果与实际使用寿命取得一致，为动臂疲劳强度评估及结构改进提供了依据。
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