單項(xiàng)選擇題

某側(cè)面角焊縫長(zhǎng)度為600mm,焊腳為8mm,該焊縫的計(jì)算長(zhǎng)度應(yīng)為下列哪項(xiàng)()

A.600mm
B.584mm
C.496mm
D.480mm

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