
● Cov menyuam loj loj ua lub luag haujlwm tseem ceeb hauv kev tsim kho thiab kev saib xyuas nrog lawv lub peev xwm compaction muaj zog, kev ua haujlwm zoo, kev yoog raws thiab yoog raws, kev ua tau zoo thiab kev ua haujlwm ntev, kev tsav tsheb yooj yim thiab kev ua haujlwm yooj yim, nrog rau kev saib xyuas yooj yim.
● Txhim kho lub hauv paus ntawm cov vaj tse hauv av: Hauv kev tsim cov hauv paus tsev, cov menyuam yaus siv los cog cov txheej hauv av los txhim kho lub peev xwm thiab kev ruaj ntseg ntawm lub hauv paus.Compacting low-density natural av layers and active av:Rau
low-density natural av txheej thiab active av, ollersim txhim kho lawv lub cev thiab txhua yam khoom los ntawm kev ua haujlwm compaction, thiab txhim kho stability thiab bearing peev xwm.