The handle (1) is a semi-circular ring or an arc.
所述的手柄(1)设置为半圆环或者 设置为弧形边。
The inner mold support of a knee pipe is composed of the semi-circular arc-shaped support frames and a bivariate arc pad mold.
弯管内模支撑由半圆弧形支撑架与双变弧垫模组成。
The inner mold support of a knee pipe is composed of the semi-circular arc-shaped support frames and a bivariate arc pad mold.
弯管内模支撑由半圆弧形支撑架与双变弧垫模组成。
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