Kuv yuav kis licas paub npaum li cas zeb kuv yuav thauj khoom ib 20' thawv?

Nyob Xiamen chaw nres nkoj hauv Suav teb, peb yuav thauj cov nyiaj pab ntau tshaj tag nrho luj ntawm 27 tons rau ib 20and #39; thawv. Yog li ntawd, ntau npaum li cas zeb thauj ib 20and #39; thawv yog nyob ntawm lub luj txwv rau ntawm tej kev los yog railway koj lub teb chaws. Qhov ceev los ntawm cov xim zeb yog hom twg 2600 3000KGS ib ' meter ' sau lo lus teb. Tus marble yog ze 2600KGS ib ' meter ' sau lo lus teb. Tus granite yog ze 2700KGS ib tug sau lo lus teb ' meter ' tsuas yog dub granite nrog ib ntom ntawm 3000KGS ib ' meter ' sau lo lus teb. Thov nco ntsoov tias yuav tsum muaj tsawg kawg yog 1000KGS cia li tus luj ntawm tus ntoo crates. Vim li no, rau America, kom muaj nuj nqis ib 20and #39; thawv load yog raws li nram no.
3/8andquot; thickness: 6459 sq.ft.
3/4andquot; thickness: 3229sq.ft
1 1/4andquot; thickness: 2153 sq.ft.
1 1/2andquot; thickness: 1615sq.ft.
2andquot; thickness: 1292 sq.ft.

Rau feem ntau ntawm cov teb chaws nyob sab Europe thiab Middle East, kom muaj nuj nqis ib 20and #39; thawv load yog raws li nram no.
1 cm: 935M 2
1.2 cm: 772 M 2
1.5 cm: 617 M 2
2 cm: 463M 2
2.5 cm: 370 M 2
3 cm: 309M 2
4 cm: 231M 2
5 cm: 185M 2