welding spot的用法和樣例：
例句
- An engineering calculation method of spot weld fatigue life prediction is introduced.
摘要介紹一種焊點(diǎn)疲勞壽命預測的工程計算方法。 - In this estimator, the ANN is to realize the mapping characteristics from dynamic resistance to spot weld mecnanical proterty.
在此估測器中，經(jīng)訓練的神經(jīng)元網(wǎng)絡(luò )將用于描述動(dòng)態(tài)電阻曲線(xiàn)與焊點(diǎn)力學(xué)性能的映射關(guān)系。
