Ko te hanganga o te taura whatu GYDTS ko te hoatu 4, 6, 8, 12 matua riipene muka whatu ki roto i te ngongo wewete i hanga i te rauemi modulus teitei, a ka whakakiia te ngongo wewete ki te pūhui parewai. Ko te pokapū o te matua taura he mea whakarewa whakarewa. Mo etahi taura muka whatu, me tango he paparanga polyethylene (PE) ki waho o te matua whakarewa. Ko te ngongo wetekina me te taura whakakī ka huri huri noa i te uho whakakaha o te pokapū kia hanga he uho taura kiato me te porowhita, ka whakakiia nga aputa o te matua taura ki nga whakakii aukati wai. Ko te riipene rino whakakikorua-rua-a-rua (PSP) he mea takai roa, ka kumea ki roto i te putunga polyethylene hei taura.
Pukapuka Hua: GYDTS (Ripene muka Optical, Ko te ngongo mawhero kua pae, Ko te mema o te kaha whakarewa, Tire Waipuke Waipuke, Puu whakapiri maitai-polyethylene)
Paerewa Hua:
GYDTS taura whatu ū ki YD / T 981.3 me IEC 60794-1 paerewa.