分析由于维护不当引起的功能损失的风险和成本。
Analyses the risks and costs of functional performance due to failure of maintenance.
经纬仪在使用过程中，因环境变化或使用维护不当，常引起玻璃表面起雾，影响设备的正常使用。
In a process of using theodolite, the surface of glass of theodolite often has fog when environment has changed or inappropriate use and maintenance of instrument are occurred.
他们说，有缺陷的粘合，误读压力测试，维护不当的防爆炸实施等因素全部都导致这次石油泄漏事故。
It says faulty cementing, a misread pressure test, and a blowout preventer that wasn't maintained correctly all led to the spill.
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