例句 /

Porous coating graphite mould of round and special profile (for horizontal continuous casting of medium-size and small profiled materials,incrdase work efficiency).

Porous coating graphite mould of round and special profile (for horizontal continuous casting of medium-size and small profiled materials,incrdase work efficiency).

多孔圆形、异形涂层石墨模具,用于中、小型的型材水平连续铸造,可有效提高工效。