block and tackle
puli
block and pulley, block and tackle /cơ khí & công trình/
ròng rọc va puli
block and pulley, block and tackle /cơ khí & công trình/
rong rọc nâng
block and tackle, chain block, polypast, pulley lift, purchase, tackle
hệ ròng rọc
block and pulley, block and tackle, hoisting tack, lifting gear, lifting table, lifting tack, lifting tackle, pulley tack, pulley tackle
palăng nâng