Taw qhia txog caij nplooj ntoos hlav txhuam
Lub caij nplooj ntoo txhuam yog txhawm rau txhawm rau txhuam qhov txhuam mus rau hauv qhov chaw galvanized hlau lossis hlau xaim hlau thiab cua nws rau hauv lub caij nplooj ntoo hlav los tsim dua yam tshiab ntawm cov hlau txhuam.
1. Lub caij nplooj ntoo txhuam yog txhawm rau txhawm rau txhuam lub xov hlau rau hauv cov hlau loj galvanized lossis cov hlau tsis xeb, thiab yog mob rau hauv daim duab caij nplooj ntoos hlav los ntawm lub tshuab los tsim dua yam tshiab ntawm cov hlau txhuam. Cov thev naus laus zis no yog qhov qhia tus txhuam cov menyuam tshiab los ntawm txawv teb chaws.
2. Lub caij nplooj ntoos hlav txhuam ntxiv yog muab faib ntxiv los ntawm qhov txhuam cov qhov txhab sab hauv thiab cov qhov txhuam kom tsis muaj qhov voos plhaw rau sab nraud.
3, lub caij nplooj ntoos hlav txhuam cov menyuam siv rau ntawm qhov sib tsoo puag ncig tau tuav qhov zoo ntom nti qhov vuam ntawm qhov hloov puag ncig los ua lub caij nplooj ntoos hlav txhuam cov menyuam nrog qhov siab ntawm cov ntxaij hlau thiab tsis yooj yim kom poob hlau (tseem hu ua winding txhuam cov menyuam).