The toll calculation mode of freight vehicles of Liaoning expressway, which is converted from toll - by - type to toll by total weight of vehicle and goods calculated practically is introduced.
主要介绍了辽宁省高速公路货运车辆通行费计量方式由按车型收费向以实地测量的车货总重量为依据计征通行啻的转换过程。
Tieling is a major maize production region for Liaoning province and for China. The labor involved in harvesting maize is almost the half of the total maize production labor input.
铁岭市是辽宁乃至全国重要的玉米生产基地，玉米收获环节的劳动量占玉米整个生产过程劳动量的一半以上。
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