半圆杆 half round bar; half-round bar 半圆钢 coping; half round iron; half rounds; half-round bar; half-round iron ..
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half round bar 半圆条 ; 半圆材 ; 半圆钢
hollow half-round bar 空心半圆钢条
half-round bar steel 半圆棒钢
half round bar steel 半圆型钢
half-round bar detail 半圆形钢条
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