Provided that the reasonable welding shrinkage allowance is reserved during the manufacture of steel structure products, the unnecessary machining procedure can be avoided.
钢结构件制造中，预留合理的焊接收缩量，可减少不必要的加工工序。
Provided that the reasonable welding shrinkage allowance is reserved during the manufacture of steel structure products, the unnecessary machining procedure can be avoided.
钢结构件制造中，预留合理的焊接收缩量，可减少不必要的加工工序。
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