A larger harbor crane is often costly and maintenance charge is larger.

大型港口起重机往往价格昂贵，成本高且维护费用大。

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Set up and maintain spare parts management system, control maintenance charge.

建立和维护零配件的管理系统，控制设施的维护费用。

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Palletizing Robot has a few accessories and parts, so the maintenance charge is very low.

码垛机器人主要构成零件少，配件少，所以维持费用很低。

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Saab is apparently suspending all new car, powertrain, emissions and parts warranties, along with recall campaigns, certified pre-owned coverage and no-charge maintenance programs effective immediately.

FORBES: Saab Cancels All Warranty Coverage -- Updated

Then they charge a maintenance fee.

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While the community may charge a monthly maintenance expense to the owner (so the complex can collectively conduct maintenance), the cost may be a lot less than maintaining a large property on your own.

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