型单梁门式起重机属桥架型的一种，适用于露天仓库货铁路沿线进行一般的装卸及起重搬运作业。
L single girder gantry crane is a bridge type, suitable for open storage for general cargo railway transport loading and unloading and lifting operations.
单索抓斗是一种能在各种恶劣环境下取代人力从事黄砂、煤炭、矿粉、散化肥等散货装卸的有效工具。
Single rope grab is an efficient tool for loading and unloading sands, coal, mineral powder and bulk chemical fertilizer.
L DA型电动单梁起重机适用于机械加工车间、仓库等场所作一般装卸和搬运物件的工作。
LDA cranes are suitable for hoisting, handing and transporting weights in machine shops and stores, etc.
在第四章成本控制中，首先引入单船装卸成本模型，以确定单船成本标准，属于绝对控制的范畴。
In chapter 4, the author establishes the handling cost model for respective vessel first to define the standard of vessel handling cost. This model belongs to the realm of absolute cost control.
主导产品为挖掘机、挖掘装卸机、火车单臂活节卸煤机。
The main products are: excavators, Mining loaders, single live train Coal Unloaders.
主导产品为挖掘机、挖掘装卸机、火车单臂活节卸煤机。
The main products are: excavators, Mining loaders, single live train Coal Unloaders.
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