词汇	twin head holder
释义	twin head holder 双刀头刀夹
随便看	alignment of principal axes alignment of radical alignment of resonator alignment of road alignment of rotor alignment of shaft alignment of shafts alignment of shafts by coupling alignment of shafts with claw coupling alignment of sounding alignment of target alignment of the boundary line alignment of the highway alignment of the projection surface alignment of three axes for laser range finder Alignment of transmission line alignment of tuned circuit alignment of wheels alignment on dynamic base alignment on moving base Alignment Optical Telescope alignment options alignment oscillator Alignment parameter alignment parameters