... 运材汽车 log truck 运材作业 log transportation 超声输运材料 materials for the supersonic transport ...
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log transportation by water [林] 木材水运
truck for log transportation 运材汽车
management of log transportation 木材运输管理
log transportation road [林] 运材道
log transportation by truck [林] 汽车运材
log transportation ropeway 运材索道
forest railroad vehiclefor log transportation 森林铁路运材车辆
log land transportation [木] 木材陆运
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