1.} Yuav ua li cas Kev tsheb ciav hlau hauv Bangladesh (BSTI) chaw nyob dej nyab thiab dej hiav txwv?
Cov qauv kev ua lag luam thiab kev sim siab (BSTI) Rails muaj 40kg / m thiab 50kg / m thiab 50 3} Kuv muaj kev sib tw Cov chaw nyob ntom ntom . bsti bails ua ntej hloov lub teeb rau tom qab siv tau yooj yim tom qab kev tsim kho me ntsis, ib txwm muaj nyob rau hauv nroog tsim {}
2. Dab tsi yog lub luag haujlwm ntawm cov tsheb ciav hlau dav hauv cov khoom thauj ntawm cov chaw pw tsaug zog?
Cov hauv paus ntau ({0}} mm,}} ballast bases ({}}} pa taws qhov hnyav faib thiab zam splitting . pib} Cov hauv paus pib tsis ruaj khov, thaum lub hauv paus nqaim tsis ncaj rau hauv lub nroog loj
3. Txoj kev tsheb ciav hlau nyob rau hauv Colombia (Ichontec) nyob rau hauv Colombia (iContec) chaw nyob thiab chaw sov siab?
IConteC cov qauv suav nrog 50kg / m ntsia rau cov kab txuas ntxiv (colagena) Cov tswv yim . Kev kho mob roj carbon monoxide-} Cov khoom siv hluav taws xob ua ntej, thiab suav nrog kev hloov cua sov, thiab siv cov khoom siv cua sov nyob rau hauv cov roob thaj chaw deb {8}
4. Dab tsi yog qhov sib txawv ntawm cov nqaj hlau siv hauv cov tsheb ciav hlau thauj khoom nrog zawv plaub hau braking tshuab?
Zawv plaub hau brakagents brakes (Freight lub ntsej muag ncaj qha rau cov ciav hlau ({} hb) Rolling qhov chaw tuaj yeem siv bolted pob qij txha. swb cov kev pheej hmoo, ua kom tsis tu ncua kev pheej hmoo, ua rau NDT tseem ceeb {}}
5.} Txoj kev tsheb ciav hlau nyob rau Switzerland (SN) Chaw Nyob Roob Railways thiab Kev Kub Kub?
Cov qauv menyuam siv UIC 60 tus ntsia hlau rau high}}}}}}} (Flange rau cogwheels) {{{{. Swiss cov neeg Vuam thiab corrosion rairs thiab corrosion} Snsucing kev txij nkawm nyob rau hauv confined chaw.