中文
Nyob rau kaum xyoo dhau los no, qhov tseem ceeb ntawm kev siv zog kom zoo, txo cov pa phem rau ib puag ncig, txo qhov zaus ntawm kev raug mob ntawm kev nyab xeeb, thiab ua kom muaj kev nyab xeeb ntawm lub neej tau dhau los ua qhov tseem ceeb. Kev tsim thiab siv cov cai thiab kev ntsuas kev tiv thaiv ib puag ncig tau dhau los ua qhov tseem ceeb ntawm cov haujlwm ua neej nyob ntawm tib neeg. Vim muaj ntau yam sib txawv ntawmcov yeeb nkab dredging, ntau yam qauv, thiab ntau yam xwm txheej ntawm kev siv, yog tias cov hoses raug siv kom raug raws li cov lus qhia, nws yuav tsis tsuas yog txo qhov tshwm sim ntawm teeb meem, ua kom lub neej kev pabcuam ntawm cov hoses ntev dua, tab sis kuj txo cov nqi khiav lag luam.
Cov kev ceev faj ntawm kev siv dredging hose:
Lub dredging hose tsuas yog siv tau los xa cov khoom siv teev tseg, txwv tsis pub nws yuav ua rau lub hose puas tsuaj lossis txo nws lub neej kev pabcuam.
Lub dredging hose yuav tsum tsis txhob siv nyob rau hauv lub siab (xws li kev cuam tshuam siab) tshaj qhov tsim ua haujlwm siab.
Nyob rau hauv ib txwm muaj xwm txheej, qhov kub ntawm cov khoom siv los ntawm lub dredging hose yuav tsum tsis pub tshaj qhov ntau ntawm -20 ° C- + 50 ° C, txwv tsis pub lub neej kev pabcuam ntawm hose yuav raug txo.
Lub dredging hose yuav tsum tsis txhob siv nyob rau hauv torsion.
Lub raj xa dej yuav tsum tau ua tib zoo saib xyuas, yuav tsum tsis txhob rub rau ntawm cov chaw ntse thiab ntxhib, yuav tsum tsis txhob khoov thiab tsoo.
Lub raj xa dej yuav tsum tau khaws cia kom huv thiab sab hauv yuav tsum tau yaug kom tiv thaiv cov khoom sab nraud nkag mus rau hauv lub raj, cuam tshuam kev xa cov kua dej, thiab ua rau lub raj puas tsuaj.
CDSR muaj ntau tshaj 40 xyoo ntawm kev paub txog kev tshawb fawb, kev txhim kho thiab kev tsim cov roj hmab hose. Cov yeeb nkab dredging uas CDSR tsim tau siv dav thoob plaws ntiaj teb thiab tau tiv taus qhov kev sim hauv ntau yam haujlwm. Kev ua kom tau raws li cov neeg siv khoom xav tau yog ib qho ntawm peb lub hom phiaj tseem ceeb tshaj plaws, thiab peb cov kws tshaj lij yuav muab cov kev daws teeb meem zoo tshaj plaws rau koj raws li cov theem sib txawv ntawm qhov project dredging.
Hnub Tim: 10 Lub Ob Hlis 2023