The Account Fee covers the operating and maintenance costs of your Holding.

账户管理费用包括管理和保值增殖您手中股份的费用。

youdao

The RBC was selected and installed by the factory as it has the advantage of low operating and maintenance costs.

由于它的优点是低运行成本和维护成本，红细胞和安装是由工厂选定的，并由工厂进行处置的。

youdao

The pumps are optimized to provide high efficiency operation over an extended period of time thus reducing operating and maintenance costs.

该泵经过优化了的设计使其能够长期高效地运行，从而降低了运行成本和维护费用。

youdao

At cell towers in extreme temperature environments, Nanophosphate EXT further reduces operating and maintenance costs by minimizing or eliminating the need for air conditioning or heating.

ENGADGET: A123 Systems' new lithium ion tech keeps EV batteries cool, your wallet in check

Boeing claims the 7E7 would cut fuel burn by 20 percent over current aircraft and save airlines 10 percent on overall operating costs, citing new, fuel-sipping engines and lightweight materials that will also cut maintenance costs.

CNN: Airlines warming to Boeing 7E7 jet

From that, subtract operating costs--insurance, property tax and maintenance.

FORBES: Magazine Article