hoist crane造句怎么写

Electrically operated Shan Liang is hanging the hoist crane and CD1, the MD1 electric hoist necessary use, the constitution has the light small hoist crane which the axle moves.

Electric hoist model electric hoist necessary uses and so on portal type hoist crane and CD1, MD1, are one kind the middle and small scale hoist crane which has the axle to move.