Numerical model was established after considering solidification, shake out, clearing getting system and heat treatment to predict the casting deformation during hot working processes.

综合考虑凝固、冷却、打箱、切除浇注系统和热处理影响建立数值模型，准确预测铸件在整个热加工工序中的变形。

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Meanwhile, "snow champions", who are part of a volunteer snow-clearing scheme set up Sandwell Council, have been out clearing footways around the area.

BBC: Gritters out as snowfall returns in West Midlands

Plymouth City Council said it had crews out clearing drains and dealing with surface water flooding after a large number of calls from people across the city.

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In New Orleans, they're tearing down moldy sheetrock, clearing out festering carpets, patching up roofs.

NPR: Katrina Cleanup Puts Focus on Latino Workers