The porterage is convenient, didn't need hoist like cement block, saving manpower and cost.
搬运方便,无需水泥墩样使用吊车,节省搬运人手及成本。
The porterage is convenient, didn't need hoist like cement block, saving manpower and cost.
搬运方便,无需水泥墩样使用吊车,节省搬运人手及成本。
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