运材车辆 [林] log hauling vehicles
森铁运材车辆 log hauling railroad cars
车辆运材
Vehicle transportation of materials
以上为机器翻译结果,长、整句建议使用 人工翻译 。
林道工程师早就知道如何估算运材道路的建筑费用,但在道路建成之前,却无法很好地预估道路建成之后的车辆运营费。
Forest engineers have long known how to estimate construction costs of a logging road, but operating costs of log trucks can not be well quantified before the road is built.
youdao
应用推荐
模块上移
模块下移
不移动