![nthuav dav 2](http://www.yuanxiangfly.com/uploads/detail25.jpg)
Cov txheej txheem kho tsuas yog xaiv raws li cov hauv qab no:
⑴ Txoj kev kho yog xaiv raws li hom thiab kev puas tsuaj;(2) Kev cuam tshuam ntawm kev tsim kho;
(3) Kev tsim kho ib puag ncig;(4) Cov yam ntxwv ntawm kev tsim kho;(5) Tus nqi tsim kho.
Lub trenchless kho kev siv tshuab muaj cov yam ntxwv ntawm lub sijhawm siv luv luv, tsis muaj kev khawb, tsis muaj kev tsim kho khib nyiab thiab tsis muaj tsheb thauj mus los, uas txo cov peev txheej thiab muaj txiaj ntsig zoo rau kev sib raug zoo thiab kev lag luam.Txoj kev kho no tau txais kev pom zoo los ntawm cov tub ceev xwm hauv nroog cov kav dej.
Cov txheej txheem kho trenchless feem ntau muab faib rau hauv kev kho hauv zos thiab kho tag nrho.Kev kho hauv zos hais txog kev kho qhov chaw kho ntawm cov yeeb nkab ntu tsis xws luag, thiab kev kho tag nrho yog hais txog kev kho cov kav dej ntev.
![nthuav dav](http://www.yuanxiangfly.com/uploads/detail4.jpg)
![nthuav dav 1](http://www.yuanxiangfly.com/uploads/detail13.jpg)
Qhov tshwj xeeb ceev ceev xauv rau hauv zos kho cov kav dej me me - S ® Lub kaw lus yog tsim los ntawm cov khoom siv zoo stainless hlau ferrule, tshwj xeeb locking mechanism thiab EPDM roj hmab nplhaib tsim los ntawm stamping;Thaum lub sij hawm kho cov kav dej, nrog kev pab los ntawm lub raj xa dej neeg hlau, qhov tshwj xeeb kho airbag nqa lub "ceev ntsuas phoo - S" yuav tsum tau muab tso rau ntawm qhov yuav tsum tau kho, thiab tom qab ntawd lub airbag yuav inflated kom nthuav dav, lub xauv nrawm yuav yuav ncab thiab ze rau qhov kho cov kav dej, thiab tom qab ntawd cov airbag yuav raug muab tshem tawm kom txo qis kom ua tiav cov kev kho kav dej.