high running expense 运行费用高
railway traffic running expense 铁路运行作业费
expense running 经常费
expense in running 运行管理费用
The most important advantage of this system is saving energy resource and low running expense.
此采暖系统的最大优点是节约能源,运行费用小。
The authors presented principle, process, operation, applied range and running expense of a bioslurry reactor, with an emphasis on the intensifying method.
总结了生物泥浆反应器这种高效生物修复技术的原理,工艺流程、运行方式、应用范围和运行费用,并重点介绍了其强化手段。
Environmental impact and running expense of minitype gas-fired boiler and oil-fired boiler are compared and analyzed in this paper from the environmental economy Angle.
从环境经济学的角度,对一般常用的小型燃煤锅炉与燃油(气)锅炉的环境影响及运行费用进行了比较分析。
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