1.weldlesspipe  2.seamlesspipe  3.seamlesstube  4.soliddrawnpipe  5.weldlesstube  

無的英語翻譯：

naught; nonexistence; not; nothing; without; lack; zero
【醫(yī)】 a-; leipo-; lipo-; non-

縫的英語翻譯：

seam; sew; slot; stitch
【化】 opening
【醫(yī)】 crevice; nesis; raphe; rhaphe; seam; sutura; suturae; suturation
suture; suture joints; suturing

管的英語翻譯：

canal; duct; fistula; guarantee; meatus; pipe; tube; wind instrument
【化】 pipe; tube
【醫(yī)】 canal; canales; canalis; channel; duct; ductus; salpingo-; salpinx
syringo-; tuba; tube; tubi; tubing; tubo-; tubus; vas; vaso-; vessel