Feb 03, 2026 Tso lus

Ob chav nkhaus-boom pob zeb drilling tshuab ua haujlwm rau tunel ntawm kev kub ceev tsheb ciav hlau

Core Functions hauv HSR Qhov Kev Tsim Kho
Nws txoj haujlwm tseem ceeb yog txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau nws, nws txoj haujlwm tseem ceeb, nws yog qhov yuav tsum tau laum lub qhov blasting tshuab rau "Lum & Blast" (D&B) txoj kev, uas tseem siv tau ntev, nyuaj pob zeb tunnels uas muaj nyob rau hauv HSR tej yaam num, tshwj xeeb tshaj yog nyob rau hauv lub roob.

Drilling the Blast Pattern: Tus neeg teb xov tooj siv tus qauv ua ntej -tsim laum qauv (ib qho kev npaj tshwj xeeb ntawm qhov ntawm lub qhov taub). Lub jumbo's advanced positioning system coj cov booms mus laum qhov kom meej qhov tob thiab cov ces kaum.

Txhim kho Pob Zeb Bolts: Tom qab blasting thiab mucking tawm cov pob zeb tawg, tib lub tshuab feem ntau yog siv los tho qhov rau pob zeb bolts thiab lwm yam kev txhawb nqa kom ruaj khov rau lub ru tsev thiab phab ntsa uas nyuam qhuav tshwm sim.
Cov nkhaus booms yog zoo meej rau mus txog ntau yam ntsiab lus ntawm lub qhov taub arch.

Ob chav nkhaus-boom drilling jumbo yog ntau tshaj li qhov xyaum; nws yog ib qho khoom tsim tau, precision, thiab kev nyab xeeb ntau ntxiv. Rau siab -kev ceev rail tunnels- qhov loj, ceev ntawm kev tsim kho, thiab zoo meej geometry tsis yog -negotiable- lub tshuab no yog lub hauv paus ntawm kev niaj hnub, ua tau zoo, thiab kev nyab xeeb qhov khawb av. Nws hloov cov txheej txheem chaotic ntawm pob zeb blasting mus rau hauv kev tswj, computerized, thiab ua haujlwm ceev.

 

Double curved-boom rock drilling machine work for tunel of high speed rail 2

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